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The Zunammy ZTP004-10K power bank is packed with 137 must-see specs & features. From general information, battery & capacity, charging input performance & power output performance to subtle perks, here’s what to look at.
Heat Resistant
Indicates whether the power bank is designed to withstand elevated internal and external temperatures without performance degradation.
with a difference of 5.0
points
Uses Fire Retardant Material
Indicates use of flame-resistant materials in construction.
with a difference of 8.0
points
A fast snapshot of the Zunammy ZTP004-10K, covering its standout specification and what you can expect right out of the box.
Zunammy ZTP004-10K
Zunammy ZTP004-10K is a rectangular portable power bank with a 10,000 mAh capacity and wireless charging capabilities. It is marketed under the Zunammy brand (sometimes listed as Ztech) and is designed to charge a variety of USB devices, including smartphones (iPhone/Samsung), tablets, and cameras. It is commonly listed as a portable power bank or external battery charger on platforms like Walmart and Ubuy.
Specifications & Facts
137
Specs measured. Drama avoided.
It’s all here: the Zunammy ZTP004-10K power bank’s specs, strengths, weaknesses, and head-to-head with top power banks. Then cast your vote.
General Information
10
Zunammy ZTP004-10K
Product Type
What is the product type?
54
Zunammy ZTP004-10K
0
Votes
Wireless Power Bank
40
Power Banks in this range
Power Bank
Identifies the functional category of the portable charging device.
When it comes to Product Type,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
14 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Product Type on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Country of Origin
Where is this product made?
54
Zunammy ZTP004-10K
0
Votes
China
53
Power Banks in this range
China
States the country where the product is manufactured or assembled.
When it comes to Country of Origin,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
1 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Country of Origin on Zunammy ZTP004-10K
◉ and help others decide!
Describes how battery cells are electrically arranged to achieve desired voltage and capacity.
When it comes to Battery Configuration,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
48 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Battery Configuration on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Battery Protection System
Does it include a battery protection system?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Confirms presence of integrated battery protection circuitry.
When it comes to Battery Protection System,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Battery Protection System on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Overcharge Protection
Is overcharge protection supported?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Prevents damage from charging beyond safe limits.
When it comes to Overcharge Protection,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Overcharge Protection on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Overdischarge Protection
Is overdischarge protection supported?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Prevents battery depletion below safe voltage levels.
When it comes to Overdischarge Protection,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Overdischarge Protection on Zunammy ZTP004-10K
◉ and help others decide!
Charging Input Performance
10
Zunammy ZTP004-10K
Maximum Input Power
What is the maximum input power?
18
Watt
0Votes
25.43
Watt (Average)
Zunammy ZTP004-10K
Maximum input power is 18 Watt, enabling relatively fast recharging of the power bank itself.
Shows the maximum power the power bank can accept while charging.
When it comes to Maximum Input Power,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
7.4 Watt
measurement.
Don’t keep it to yourself — be the first to react and review the
Maximum Input Power on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Input Current Rating
What is the input current rating?
2
Amp
0Votes
2.86
Amp (Average)
Zunammy ZTP004-10K
Input current rating is 2 Amp, which matches common fast recharge capabilities.
Defines the maximum current the power bank can draw during charging.
When it comes to Input Current Rating,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
0.9 Amp
measurement.
Don’t keep it to yourself — be the first to react and review the
Input Current Rating on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Charging Efficiency
What is the charging efficiency?
85
%
0Votes
83.81
% (Average)
Zunammy ZTP004-10K
Charging efficiency at 85% means the device efficiently converts input power into battery charge.
Measures how efficiently input power is converted to stored energy.
When it comes to Charging Efficiency,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
1.2 %
measurement.
Don’t keep it to yourself — be the first to react and review the
Charging Efficiency on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Charging Time
How long does it take to fully recharge?
4
hour
0Votes
3.67
hour (Average)
Zunammy ZTP004-10K
Charging time is approximately 4 hours, a typical duration for a charger of this wattage and capacity.
Estimates total time required to fully recharge the power bank.
When it comes to Charging Time,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
0.3 hour
measurement.
Don’t keep it to yourself — be the first to react and review the
Charging Time on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Input Port Type
What input port types are supported?
59
Zunammy ZTP004-10K
0
Votes
Micro-USB, USB-C
71
Power Banks in this range
USB-C
Identifies the physical port types used to recharge the power bank.
When it comes to Input Port Type,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
12 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Input Port Type on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Input Port Count
How many input ports does it have?
34
Zunammy ZTP004-10K
0
Votes
2
22
Power Banks in this range
1
Indicates how many input ports are available for charging.
When it comes to Input Port Count,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
12 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Input Port Count on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Input Voltage Range
What input voltage range is supported?
24
Zunammy ZTP004-10K
0
Votes
5–9V
37
Power Banks in this range
5V
Specifies the supported voltage range for charging input.
When it comes to Input Voltage Range,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
13 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Input Voltage Range on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Fast Input Charging
Does it support fast input charging?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates whether fast-charging input standards are supported.
When it comes to Fast Input Charging,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
9 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Fast Input Charging on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
USB-C Input
Is USB-C input supported?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Confirms whether USB-C can be used as a charging input.
When it comes to USB-C Input,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
USB-C Input on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Pass-Through Charging
Does it support pass-through charging?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Allows the power bank to charge devices while being charged itself.
When it comes to Pass-Through Charging,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
14 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Pass-Through Charging on Zunammy ZTP004-10K
◉ and help others decide!
Power Output Performance
14
Zunammy ZTP004-10K
Maximum Output Power
What is the maximum output power?
18
Watt
0Votes
27.79
Watt (Average)
Zunammy ZTP004-10K
Maximum output power is 18 Watt, supporting adequate charging speeds for many mobile devices.
Shows the highest power level supported by a single output.
When it comes to Maximum Output Power,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
9.8 Watt
measurement.
Don’t keep it to yourself — be the first to react and review the
Maximum Output Power on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Total Output Power
What is the total output power?
18
Watt
0Votes
130.63
Watt (Average)
Zunammy ZTP004-10K
Total output power capacity is 18 Watt, sufficient for multiple or fast charging usage.
Measures the combined power available when using multiple ports.
When it comes to Total Output Power,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
112.6 Watt
measurement.
Don’t keep it to yourself — be the first to react and review the
Total Output Power on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Output Current Rating
What is the output current rating?
2
Watt
0Votes
14.53
Watt (Average)
Zunammy ZTP004-10K
Output current rating of 2 Watt indicates the typical power at which devices are supplied.
Represents the power delivery capability under load conditions.
When it comes to Output Current Rating,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
12.5 Watt
measurement.
Don’t keep it to yourself — be the first to react and review the
Output Current Rating on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Output Port Type
What output port types are available?
69
Zunammy ZTP004-10K
0
Votes
USB-A, USB-C
71
Power Banks in this range
USB-A, USB-C
Identifies the physical ports used to deliver power to devices.
When it comes to Output Port Type,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Output Port Type on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Output Port Count
How many output ports does it have?
34
Zunammy ZTP004-10K
0
Votes
2
35
Power Banks in this range
2
Indicates how many devices can be physically connected at once.
When it comes to Output Port Count,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
1 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Output Port Count on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Output Voltage Range
What output voltage range is supported?
44
Zunammy ZTP004-10K
0
Votes
5–9V
52
Power Banks in this range
5V
Defines the voltage levels supported for device charging.
When it comes to Output Voltage Range,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
8 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Output Voltage Range on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Fast Charging Technology
Which fast charging technologies are supported?
78
Zunammy ZTP004-10K
0
Votes
Power Delivery, Quick Charge
79
Power Banks in this range
Power Delivery
Lists supported fast-charging standards.
When it comes to Fast Charging Technology,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
1 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Fast Charging Technology on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Simultaneous Device Charging
Can it charge multiple devices simultaneously?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates whether multiple devices can be charged at once.
When it comes to Simultaneous Device Charging,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
8 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Simultaneous Device Charging on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Power Distribution Control
Does it manage power distribution automatically?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Ensures balanced power delivery across connected devices.
When it comes to Power Distribution Control,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
10 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Power Distribution Control on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Output Stability
How stable is the output power?
94
Zunammy ZTP004-10K
0
Votes
Very Stable
73
Power Banks in this range
Stable
Describes how consistently the power bank maintains output power under varying load conditions.
When it comes to Output Stability,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
21 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Output Stability on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Voltage Regulation Accuracy
How accurate is the voltage regulation?
94
Zunammy ZTP004-10K
0
Votes
Excellent
72
Power Banks in this range
Good
Indicates how precisely the power bank maintains target voltage levels during charging.
When it comes to Voltage Regulation Accuracy,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
22 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Voltage Regulation Accuracy on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Load Detection
Does it detect connected device load?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Automatically detects connected devices to optimize power output.
When it comes to Load Detection,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Load Detection on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Low-Power Device Mode
Is there a low-power device mode?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Enables safe charging for small electronics like earbuds.
When it comes to Low-Power Device Mode,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
11 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Low-Power Device Mode on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Auto Shut-Off
Does it auto shut off when idle?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Automatically stops output when no device is connected.
When it comes to Auto Shut-Off,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Auto Shut-Off on Zunammy ZTP004-10K
◉ and help others decide!
Charging Protocols & Compatibility
12
Zunammy ZTP004-10K
USB Power Delivery
Does it support USB Power Delivery?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates support for the USB Power Delivery fast charging standard.
When it comes to USB Power Delivery,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
10 score
measurement.
Don’t keep it to yourself — be the first to react and review the
USB Power Delivery on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Quick Charge
Is Quick Charge supported?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Confirms compatibility with Qualcomm Quick Charge standards.
When it comes to Quick Charge,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
18 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Quick Charge on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Programmable Power Supply
Does it support PPS charging?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates support for Programmable Power Supply charging.
When it comes to Programmable Power Supply,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Programmable Power Supply on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Apple Charging Compatibility
Is it compatible with Apple devices?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Ensures optimized charging for Apple devices.
When it comes to Apple Charging Compatibility,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Apple Charging Compatibility on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Samsung Charging Compatibility
Is it compatible with Samsung devices?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Confirms optimized charging for Samsung devices.
When it comes to Samsung Charging Compatibility,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Samsung Charging Compatibility on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Laptop Charging
Can it charge laptops?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates ability to charge laptops via USB-C output.
When it comes to Laptop Charging,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Laptop Charging on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Tablet Charging
Can it charge tablets?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Confirms reliable charging for tablets and large devices.
When it comes to Tablet Charging,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
10 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Tablet Charging on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Wearable Device
Does it support wearable devices?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates compatibility with smartwatches and wearables.
When it comes to Wearable Device,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Wearable Device on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Low-Current Device
Does it support low-current devices?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Enables safe charging for devices requiring very low current.
When it comes to Low-Current Device,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Low-Current Device on Zunammy ZTP004-10K
◉ and help others decide!
Protects internal circuits from static electricity.
When it comes to Electrostatic Discharge Protection,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
8 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Electrostatic Discharge Protection on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Safety Certification
What safety certifications does it have?
54
Zunammy ZTP004-10K
0
Votes
CE, FCC, RoHS
50
Power Banks in this range
CE, FCC, RoHS
Lists recognized safety and compliance certifications.
When it comes to Safety Certification,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Safety Certification on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Airline Safety Compliance
Is it airline-safe?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates compliance with airline carry-on regulations.
When it comes to Airline Safety Compliance,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Airline Safety Compliance on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Fire Protection Circuit
Does it include fire protection circuitry?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Includes circuitry designed to prevent fire hazards.
When it comes to Fire Protection Circuit,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Fire Protection Circuit on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Smart Power Management
Does it use smart power management?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Dynamically manages power to maintain safe operation.
When it comes to Smart Power Management,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
7 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Smart Power Management on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Fail-Safe Shutdown
Does it have fail-safe shutdown?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Automatically shuts down under critical fault conditions.
When it comes to Fail-Safe Shutdown,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Fail-Safe Shutdown on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Safety Firmware
Is safety firmware implemented?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Uses firmware logic to manage and enforce safety rules.
When it comes to Safety Firmware,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Safety Firmware on Zunammy ZTP004-10K
◉ and help others decide!
Thermal Management & Cooling
12
Zunammy ZTP004-10K
Thermal Cutoff Threshold
At what temperature does it shut down?
140
°F
0Votes
144.44
°F (Average)
Zunammy ZTP004-10K
Thermal cutoff threshold is 140 °F (60 °C), at which point the device will shut down to avoid overheating.
Indicates the temperature at which the system shuts down to prevent damage.
When it comes to Thermal Cutoff Threshold,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
4.4 °F
measurement.
Don’t keep it to yourself — be the first to react and review the
Thermal Cutoff Threshold on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Thermal Management System
Does it have a thermal management system?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates whether the power bank includes an integrated thermal management system.
When it comes to Thermal Management System,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
8 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Thermal Management System on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Heat Dissipation Method
How does it dissipate heat?
34
Zunammy ZTP004-10K
0
Votes
Passive Cooling
41
Power Banks in this range
Passive Cooling
Describes how heat is dispersed away from internal components.
When it comes to Heat Dissipation Method,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
7 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Heat Dissipation Method on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Internal Heat Sink
Is there an internal heat sink?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates the presence of an internal heat sink to absorb and spread heat.
When it comes to Internal Heat Sink,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Internal Heat Sink on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Thermal Sensor Count
How many thermal sensors are used?
13
Zunammy ZTP004-10K
0
Votes
1
26
Power Banks in this range
1
Specifies how many thermal sensors are used for temperature monitoring.
When it comes to Thermal Sensor Count,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
13 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Thermal Sensor Count on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Thermal Throttling
Does it support thermal throttling?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Reduces power output automatically to prevent overheating.
When it comes to Thermal Throttling,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Thermal Throttling on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Cooling Design Type
What cooling design type is used?
54
Zunammy ZTP004-10K
0
Votes
Passive Cooling
58
Power Banks in this range
Passive Cooling
Describes the overall cooling architecture used to manage internal heat during charging and discharging.
When it comes to Cooling Design Type,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Cooling Design Type on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Surface Temperature Control
Is surface temperature controlled?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Limits external surface temperature for safe handling.
When it comes to Surface Temperature Control,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
9 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Surface Temperature Control on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Heat Spread Layer
Is there a heat spread layer?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates the use of internal layers to evenly distribute heat.
When it comes to Heat Spread Layer,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Heat Spread Layer on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Charging Temperature Regulation
Is charging temperature regulated?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Actively manages temperature during charging cycles.
When it comes to Charging Temperature Regulation,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
5 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Charging Temperature Regulation on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Discharge Temperature Regulation
Is discharge temperature regulated?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Controls temperature while powering external devices.
When it comes to Discharge Temperature Regulation,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
5 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Discharge Temperature Regulation on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Overheat Recovery Behavior
How does it recover from overheating?
94
Zunammy ZTP004-10K
0
Votes
Automatic Resume
88
Power Banks in this range
Automatic Resume
Defines how the system recovers after an overheat shutdown.
When it comes to Overheat Recovery Behavior,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Overheat Recovery Behavior on Zunammy ZTP004-10K
◉ and help others decide!
Connectivity & Smart Features
8
Zunammy ZTP004-10K
Bluetooth Connectivity
Does it support Bluetooth connectivity?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates whether the power bank can connect wirelessly to other devices.
When it comes to Bluetooth Connectivity,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Bluetooth Connectivity on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
App Support
Is there app support?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Confirms whether a companion mobile app is available.
When it comes to App Support,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
App Support on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Firmware Upgradable
Can the firmware be updated?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates whether firmware can be updated to improve functionality.
When it comes to Firmware Upgradable,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Firmware Upgradable on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Smart Power Monitoring
Does it offer smart power monitoring?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Provides real-time monitoring of power flow and usage.
When it comes to Smart Power Monitoring,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Smart Power Monitoring on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Device Usage Analytics
Does it provide usage analytics?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Tracks connected device charging behavior and patterns.
When it comes to Device Usage Analytics,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Device Usage Analytics on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Charging History Tracking
Is charging history tracked?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Records past charging sessions for review.
When it comes to Charging History Tracking,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Charging History Tracking on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Remote Status Monitoring
Can status be monitored remotely?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Allows users to check power bank status remotely.
When it comes to Remote Status Monitoring,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Remote Status Monitoring on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Smart Alerts
Are smart alerts available?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Sends alerts for battery status, faults, or charging completion.
When it comes to Smart Alerts,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Smart Alerts on Zunammy ZTP004-10K
◉ and help others decide!
Environmental & Efficiency
7
Zunammy ZTP004-10K
Energy Conversion Efficiency
What is the energy conversion efficiency?
85
%
0Votes
84.07
% (Average)
Zunammy ZTP004-10K
Energy conversion efficiency is 85%, indicating it converts most of the input power into usable output power effectively.
Measures how efficiently stored energy is converted into usable output power.
When it comes to Energy Conversion Efficiency,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
0.9 %
measurement.
Don’t keep it to yourself — be the first to react and review the
Energy Conversion Efficiency on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Idle Power Consumption
How much power is used while idle?
0.3
Watt
0Votes
0.21
Watt (Average)
Zunammy ZTP004-10K
Idle power consumption is 0.3 Watt, showing low energy waste when the unit is powered but not actively charging.
Indicates how much power is consumed when the power bank is not actively charging devices.
When it comes to Idle Power Consumption,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
0.1 Watt
measurement.
Don’t keep it to yourself — be the first to react and review the
Idle Power Consumption on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Eco Mode
Does it support eco mode?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Enables reduced power usage to improve efficiency and battery longevity.
When it comes to Eco Mode,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Eco Mode on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Automatic Power Optimization
Does it optimize power automatically?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Automatically adjusts output to reduce energy waste.
When it comes to Automatic Power Optimization,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
9 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Automatic Power Optimization on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Sustainable Materials
Does it use sustainable materials?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates use of environmentally friendly or recycled materials.
When it comes to Sustainable Materials,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Sustainable Materials on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Recycling Program
Is a recycling program supported?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates manufacturer support for recycling or take-back programs.
When it comes to Recycling Program,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Recycling Program on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Environmental Certification
What environmental certifications does it have?
0
Zunammy ZTP004-10K
0
Votes
-No-
60
Power Banks in this range
RoHS
Lists recognized environmental or sustainability certifications.
When it comes to Environmental Certification,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
60 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Environmental Certification on Zunammy ZTP004-10K
◉ and help others decide!
Included Accessories & Packaging
4
Zunammy ZTP004-10K
Charging Cable
Is a charging cable included?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates whether a charging cable is included in the box.
When it comes to Charging Cable,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Charging Cable on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Carrying Case
Is a carrying case included?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates whether a protective carrying case is included.
When it comes to Carrying Case,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Carrying Case on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Wall Adapter
Is a wall adapter included?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates whether a wall charging adapter is provided.
When it comes to Wall Adapter,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Wall Adapter on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
User Manual
Is a user manual included?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates whether a user manual or guide is provided.
When it comes to User Manual,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
User Manual on Zunammy ZTP004-10K
◉ and help others decide!
Warranty & Support
6
Zunammy ZTP004-10K
Warranty Length
How long is the warranty?
24
Zunammy ZTP004-10K
0
Votes
12 Months
32
Power Banks in this range
12 Months
Indicates the duration of the manufacturer warranty.
When it comes to Warranty Length,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
8 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Warranty Length on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Battery Warranty Coverage
Is the battery covered by warranty?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates whether the battery itself is covered under warranty.
When it comes to Battery Warranty Coverage,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Battery Warranty Coverage on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Technical Support Availability
Is technical support available?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Confirms access to technical support services.
When it comes to Technical Support Availability,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Technical Support Availability on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Support Channels
What support channels are available?
49
Zunammy ZTP004-10K
0
Votes
Email, Phone
53
Power Banks in this range
Email, Phone
Lists available customer support contact methods.
When it comes to Support Channels,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Support Channels on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Replacement Policy
Is there a replacement policy?
Yes
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Indicates eligibility for replacement in case of defects.
When it comes to Replacement Policy,
Zunammy ZTP004-10K ◉ is
better than
Power Bank in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Replacement Policy on Zunammy ZTP004-10K
◉ and help others decide!
Zunammy ZTP004-10K
Repair Service Availability
Are repair services available?
No
0Votes
Zunammy ZTP004-10K
Yes
Power Banks in this range
Confirms whether repair services are offered.
When it comes to Repair Service Availability,
Zunammy ZTP004-10K ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Repair Service Availability on Zunammy ZTP004-10K
◉ and help others decide!
Surveys
Because hot takes deserve votes.
Zunammy ZTP004-10K
Charging Speed Performance
How fast does this power bank recharge devices in everyday use?
Ultra fast charging — Under 1.5 hours
0Votes
Very fast charging — 1.5 to 3 hours
0Votes
Moderate charging — 3 to 5 hours
0Votes
Slow charging — 5 to 8 hours
0Votes
Very slow charging — Over 8 hours
0Votes
Zunammy ZTP004-10K
Battery Capacity Satisfaction
How satisfied are you with the battery capacity of this power bank for daily needs?
Massive capacity for multiple days — Over 30000 mAh
0Votes
Very high capacity — 20000 to 30000 mAh
0Votes
Solid everyday capacity — 10000 to 19999 mAh
0Votes
Limited capacity — 5000 to 9999 mAh
0Votes
Barely useful capacity — Under 5000 mAh
0Votes
Zunammy ZTP004-10K
Output Power and Device Support
How well does this power bank handle charging different devices at once?
Handles everything with ease — 100 W or more
0Votes
Strong multi device support — 60 to 99 W
0Votes
Good for phones and tablets — 30 to 59 W
0Votes
Basic output only — 15 to 29 W
0Votes
Struggles with most devices — Under 15 W
0Votes
Zunammy ZTP004-10K
Port Selection and Flexibility
How flexible is this power bank when it comes to charging ports?
Covers all modern needs — USB C and USB A with fast charge
0Votes
Very versatile — Multiple USB C and USB A ports
0Votes
Good variety — USB C and USB A basic support
0Votes
Limited options — Single USB C or USB A port
0Votes
Very restrictive — One slow USB port only
0Votes
Zunammy ZTP004-10K
Size and Portability
How easy is this power bank to carry around daily?
Pocket friendly and lightweight — Under 8 ounces
0Votes
Easy to carry — 8 to 12 ounces
0Votes
Manageable but noticeable — 12 to 18 ounces
0Votes
Bulky for daily carry — 18 to 24 ounces
0Votes
Too heavy to carry around — Over 24 ounces
0Votes
Zunammy ZTP004-10K
Build Quality and Durability
How durable does this power bank feel during regular use?
Feels extremely solid and long lasting — Over 5 years expected use
0Votes
Very durable — 3 to 5 years expected use
0Votes
Decent build quality — 2 to 3 years expected use
0Votes
Feels fragile — 1 to 2 years expected use
0Votes
Cheap and unreliable — Under 1 year expected use
0Votes
Zunammy ZTP004-10K
Charging Stability
How stable is the charging output from this power bank during use?
Rock solid with no drops — Voltage variation under 3 percent
0Votes
Very stable — 3 to 5 percent variation
0Votes
Mostly stable — 5 to 8 percent variation
0Votes
Occasional drops — 8 to 12 percent variation
0Votes
Unstable charging — Over 12 percent variation
0Votes
Zunammy ZTP004-10K
Heat and Safety Performance
How well does this power bank control heat during charging and heavy use?
Stays cool and safe — Under 95 F
0Votes
Slightly warm but comfortable — 95 to 104 F
0Votes
Warm but acceptable — 104 to 113 F
0Votes
Gets quite hot — 113 to 122 F
0Votes
Uncomfortably hot and concerning — Over 122 F
0Votes
Zunammy ZTP004-10K
Battery Efficiency
How efficiently does this power bank convert stored energy into usable charging power?
Highly efficient with minimal loss — Over 90 percent efficiency
0Votes
Very efficient — 85 to 90 percent efficiency
0Votes
Decent efficiency — 75 to 84 percent efficiency
0Votes
Noticeable energy loss — 65 to 74 percent efficiency
0Votes
Poor efficiency — Under 65 percent efficiency
0Votes
Zunammy ZTP004-10K
Travel Friendliness
How convenient is this power bank for travel and daily commuting?
Perfect for travel and flights — No airline issues
0Votes
Very travel friendly — Easy to pack and carry
0Votes
Fine for occasional travel — Manageable size and weight
0Votes
Awkward to carry on trips — Bulky or heavy
0Votes
Not suitable for travel — Restricted or impractical
0Votes