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The Charmast W1148 power bank is packed with 140 must-see specs & features. From general information, battery & capacity, charging input performance & power output performance to subtle perks, here’s what to look at.
Cycle Life Rating: 300–500 Cycles
Indicates the estimated number of full charge cycles the battery can complete before noticeable capacity degradation.
A fast snapshot of the Charmast W1148, covering its standout specification and what you can expect right out of the box.
Charmast W1148
Charmast W1148 is a 10000mAh portable power bank (battery pack) designed to charge multiple devices, known for its built-in cables (USB-C, Lightning, Micro-USB) and ports, sleek design, and digital LED display for remaining power. It is a versatile portable charger compatible with most smartphones (iPhone, Samsung, Pixel, etc.) and tablets, featuring multiple outputs and inputs for convenience.
Specifications & Facts
140
Specs measured. Drama avoided.
Specs, performance, and value — we unpacked the Charmast W1148 power bank across every angle. See how it stacks up against other power banks.
General Information
10
Charmast W1148
Operating Temperature Minimum
What is the minimum operating temperature?
32
°F
0Votes
31.56
°F (Average)
Charmast W1148
The minimum operating temperature is 32 °F (0 °C), so the device is suitable for use in typical indoor and outdoor environments without freezing risks.
Defines the lowest ambient temperature the power bank can operate safely.
When it comes to Operating Temperature Minimum,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
0.4 °F
measurement.
Don’t keep it to yourself — be the first to react and review the
Operating Temperature Minimum on Charmast W1148
◉ and help others decide!
Charmast W1148
Color Options
What color options are available?
88
Charmast W1148
0
Votes
Taupe Brown, Purple, Pink, Black, Cyan, Navy Blue
12
Power Banks in this range
Black
Lists the available exterior color choices.
When it comes to Color Options,
Charmast W1148 ◉ is
better than
Power Bank in this range ◉
, delivering
higher
76 score
measurement.
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Color Options on Charmast W1148
◉ and help others decide!
Charmast W1148
Product Type
What is the product type?
58
Charmast W1148
0
Votes
Power Bank
10
Power Banks in this range
Power Bank
Identifies the functional category of the portable charging device.
When it comes to Product Type,
Charmast W1148 ◉ 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
Product Type on Charmast W1148
◉ and help others decide!
When it comes to Multi-Protocol,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Multi-Protocol on Charmast W1148
◉ and help others decide!
Charmast W1148
Protocol Auto-Detection
Does it auto-detect charging protocols?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Automatically selects the best protocol for each device.
When it comes to Protocol Auto-Detection,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
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Protocol Auto-Detection on Charmast W1148
◉ and help others decide!
Charmast W1148
Backward Compatibility
Is it backward compatible?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Ensures support for older devices and standards.
When it comes to Backward Compatibility,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Backward Compatibility on Charmast W1148
◉ and help others decide!
Physical Dimensions & Weight
6
Charmast W1148
Width
What is the width?
5.68
inch
0Votes
3.78
inch (Average)
Charmast W1148
The width of this power bank is 5.68 inch (14.43 cm), which makes it compact and easy to carry around.
Measures the horizontal size of the power bank.
When it comes to Width,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
1.9 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Width on Charmast W1148
◉ and help others decide!
Charmast W1148
Depth
What is the depth?
0
inch
0Votes
2.01
inch (Average)
Charmast W1148
Depth is listed as zero, which likely means the exact depth is unreported or negligibly small.
Measures the front-to-back thickness of the power bank.
When it comes to Depth,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Depth on Charmast W1148
◉ and help others decide!
Charmast W1148
Height
What is the height?
0.69
inch
0Votes
3.16
inch (Average)
Charmast W1148
The height dimension is 0.69 inch (1.75 cm), highlighting a slim and portable form factor.
Measures the vertical dimension of the power bank.
When it comes to Height,
Charmast W1148 ◉ is
better than
Power Bank in this range ◉
, delivering
higher
2.5 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Height on Charmast W1148
◉ and help others decide!
Charmast W1148
Weight
How much does it weigh?
0.55
lbs
0Votes
0.61
lbs (Average)
Charmast W1148
The weight of the power bank is 0.55 lbs (0.25 kg), making it lightweight enough for everyday carry.
Indicates how heavy the power bank is for portability.
When it comes to Weight,
Charmast W1148 ◉ is
better than
Power Bank in this range ◉
, delivering
higher
0.1 lbs
measurement.
Don’t keep it to yourself — be the first to react and review the
Weight on Charmast W1148
◉ and help others decide!
Charmast W1148
Travel-Friendly Size
Is it travel-friendly?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates suitability for travel and carry-on use.
When it comes to Travel-Friendly Size,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
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Travel-Friendly Size on Charmast W1148
◉ and help others decide!
Charmast W1148
Pocket-Friendly Design
Is it pocket-friendly?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates whether the size is suitable for pocket carry.
When it comes to Pocket-Friendly Design,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Pocket-Friendly Design on Charmast W1148
◉ and help others decide!
Build Materials & Durability
10
Charmast W1148
Drop Resistance Height
What drop height can it survive?
1
ft
0Votes
2.76
ft (Average)
Charmast W1148
Drop resistance height is 1 ft (0.30 m), indicating it can survive minor drops from pocket height without damage.
Specifies the maximum drop height the device can withstand.
When it comes to Drop Resistance Height,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
1.8 ft
measurement.
Don’t keep it to yourself — be the first to react and review the
Drop Resistance Height on Charmast W1148
◉ and help others decide!
Charmast W1148
Button Durability Rating
How durable are the buttons?
0
Charmast W1148
0
Votes
Good
0
Power Banks in this range
Good
Charmast W1148
Button durability is rated good, reflecting reliable physical button performance under normal usage.
Indicates the overall durability and longevity of the physical buttons based on build quality and expected usage.
When it comes to Button Durability Rating,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Button Durability Rating on Charmast W1148
◉ and help others decide!
Charmast W1148
Outer Shell Material
What is the outer shell material?
0
Charmast W1148
0
Votes
Plastic
0
Power Banks in this range
Plastic
Specifies the primary material used for the exterior housing.
When it comes to Outer Shell Material,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
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Outer Shell Material on Charmast W1148
◉ and help others decide!
Charmast W1148
Internal Frame Material
What is the internal frame material?
0
Charmast W1148
0
Votes
Plastic
0
Power Banks in this range
Plastic
Describes the internal structural material supporting the battery cells.
When it comes to Internal Frame Material,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Internal Frame Material on Charmast W1148
◉ and help others decide!
Charmast W1148
Impact Resistance Rating
What is the impact resistance rating?
0
Charmast W1148
0
Votes
Low Impact Resistance
0
Power Banks in this range
Moderate Impact Resistance
Indicates the ability of the power bank to withstand shocks and physical impacts.
When it comes to Impact Resistance Rating,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Impact Resistance Rating on Charmast W1148
◉ and help others decide!
Charmast W1148
Heat Resistance
Is the power bank heat resistant?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates whether the power bank is designed to withstand elevated internal and external temperatures without performance degradation.
When it comes to Heat Resistance,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Heat Resistance on Charmast W1148
◉ and help others decide!
Charmast W1148
Fire Retardant Materials
Does it use fire-retardant materials?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates use of flame-resistant materials in construction.
When it comes to Fire Retardant Materials,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
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Fire Retardant Materials on Charmast W1148
◉ and help others decide!
Charmast W1148
Scratch Resistance
Is the surface scratch resistant?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates whether the exterior surface is resistant to scratches from daily handling and transport.
When it comes to Scratch Resistance,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
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Scratch Resistance on Charmast W1148
◉ and help others decide!
Charmast W1148
Structural Reinforcement
Is there structural reinforcement?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates added reinforcement for improved durability.
When it comes to Structural Reinforcement,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Structural Reinforcement on Charmast W1148
◉ and help others decide!
Charmast W1148
Port Reinforcement
Are the ports reinforced?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates reinforced charging ports for extended lifespan.
When it comes to Port Reinforcement,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
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Port Reinforcement on Charmast W1148
◉ and help others decide!
Display, Indicators & Controls
10
Charmast W1148
Indicator Accuracy
How accurate is the battery indicator?
5
%
0Votes
56.07
% (Average)
Charmast W1148
The indicator accuracy is within 5%, meaning the displayed battery and charging information is reasonably precise.
Measures how accurately the indicator reflects actual remaining power.
When it comes to Indicator Accuracy,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
51.1 %
measurement.
Don’t keep it to yourself — be the first to react and review the
Indicator Accuracy on Charmast W1148
◉ and help others decide!
Charmast W1148
Display Type
What type of display does it have?
0
Charmast W1148
0
Votes
Digital Display
0
Power Banks in this range
LED Indicator
Specifies the type of display used to show power information.
When it comes to Display Type,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Display Type on Charmast W1148
◉ and help others decide!
Charmast W1148
Battery Level Indicator
Does it show battery level?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates whether the power bank shows remaining battery level.
When it comes to Battery Level Indicator,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Battery Level Indicator on Charmast W1148
◉ and help others decide!
Charmast W1148
Remaining Time Display
Does it display remaining time?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Shows estimated remaining usage or charging time.
When it comes to Remaining Time Display,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Remaining Time Display on Charmast W1148
◉ and help others decide!
Charmast W1148
Button Type
What type of button does it use?
0
Charmast W1148
0
Votes
Physical Button
0
Power Banks in this range
Physical Button
Describes the type of button used for control.
When it comes to Button Type,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Button Type on Charmast W1148
◉ and help others decide!
Charmast W1148
Button Count
How many buttons are there?
0
Charmast W1148
0
Votes
1
0
Power Banks in this range
1
Indicates the number of physical control buttons.
When it comes to Button Count,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Button Count on Charmast W1148
◉ and help others decide!
Charmast W1148
Touch Control
Does it support touch controls?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates whether touch-based controls are supported.
When it comes to Touch Control,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Touch Control on Charmast W1148
◉ and help others decide!
Charmast W1148
Auto Wake Feature
Does it auto wake when a device is connected?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Automatically activates when a device is connected.
When it comes to Auto Wake Feature,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Auto Wake Feature on Charmast W1148
◉ and help others decide!
Charmast W1148
Auto Sleep Feature
Does it auto sleep when idle?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Automatically enters sleep mode when idle to save power.
When it comes to Auto Sleep Feature,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Auto Sleep Feature on Charmast W1148
◉ and help others decide!
Charmast W1148
User Feedback Alerts
What user alerts are available?
0
Charmast W1148
0
Votes
LED Light
0
Power Banks in this range
LED Light
Indicates how the device provides user feedback and alerts.
When it comes to User Feedback Alerts,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
User Feedback Alerts on Charmast W1148
◉ and help others decide!
Safety & Protection Features
14
Charmast W1148
Short Circuit Protection
Does it have short circuit protection?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Prevents damage when a short circuit is detected.
When it comes to Short Circuit Protection,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Short Circuit Protection on Charmast W1148
◉ and help others decide!
Charmast W1148
Overcurrent Protection
Is overcurrent protection supported?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Protects devices from excessive current flow.
When it comes to Overcurrent Protection,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Overcurrent Protection on Charmast W1148
◉ and help others decide!
Charmast W1148
Overvoltage Protection
Does it include overvoltage protection?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Prevents voltage levels from exceeding safe limits.
When it comes to Overvoltage Protection,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Overvoltage Protection on Charmast W1148
◉ and help others decide!
Charmast W1148
Thermal Protection
Does it have thermal protection?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Shuts down or limits power when overheating is detected.
When it comes to Thermal Protection,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Thermal Protection on Charmast W1148
◉ and help others decide!
Charmast W1148
Temperature Monitoring
Is temperature monitored internally?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Continuously monitors internal temperature.
When it comes to Temperature Monitoring,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Temperature Monitoring on Charmast W1148
◉ and help others decide!
Charmast W1148
Foreign Object Detection
Does it detect foreign objects?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Detects abnormal objects or unsafe connections.
When it comes to Foreign Object Detection,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Foreign Object Detection on Charmast W1148
◉ and help others decide!
Charmast W1148
Surge Protection
Is surge protection included?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Protects against sudden power surges.
When it comes to Surge Protection,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Surge Protection on Charmast W1148
◉ and help others decide!
Charmast W1148
Electrostatic Discharge Protection
Does it protect against static discharge?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Protects internal circuits from static electricity.
When it comes to Electrostatic Discharge Protection,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Electrostatic Discharge Protection on Charmast W1148
◉ and help others decide!
Charmast W1148
Safety Certification
What safety certifications does it have?
0
Charmast W1148
0
Votes
CE, FCC, RoHS
0
Power Banks in this range
CE, FCC, RoHS
Lists recognized safety and compliance certifications.
When it comes to Safety Certification,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Safety Certification on Charmast W1148
◉ and help others decide!
Charmast W1148
Airline Safety Compliance
Is it airline-safe?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates compliance with airline carry-on regulations.
When it comes to Airline Safety Compliance,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
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Airline Safety Compliance on Charmast W1148
◉ and help others decide!
Charmast W1148
Fire Protection Circuit
Does it include fire protection circuitry?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Includes circuitry designed to prevent fire hazards.
When it comes to Fire Protection Circuit,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Fire Protection Circuit on Charmast W1148
◉ and help others decide!
Charmast W1148
Smart Power Management
Does it use smart power management?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Dynamically manages power to maintain safe operation.
When it comes to Smart Power Management,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
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Smart Power Management on Charmast W1148
◉ and help others decide!
Charmast W1148
Fail-Safe Shutdown
Does it have fail-safe shutdown?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Automatically shuts down under critical fault conditions.
When it comes to Fail-Safe Shutdown,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
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Fail-Safe Shutdown on Charmast W1148
◉ and help others decide!
Charmast W1148
Safety Firmware
Is safety firmware implemented?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Uses firmware logic to manage and enforce safety rules.
When it comes to Safety Firmware,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
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Safety Firmware on Charmast W1148
◉ and help others decide!
Thermal Management & Cooling
12
Charmast W1148
Thermal Cutoff Threshold
At what temperature does it shut down?
158
°F
0Votes
143.62
°F (Average)
Charmast W1148
The thermal cutoff threshold is set at 158 °F (70 °C), a protective mechanism to shut down the device if excessive heat is detected.
Indicates the temperature at which the system shuts down to prevent damage.
When it comes to Thermal Cutoff Threshold,
Charmast W1148 ◉ is
better than
Power Bank in this range ◉
, delivering
higher
14.4 °F
measurement.
Don’t keep it to yourself — be the first to react and review the
Thermal Cutoff Threshold on Charmast W1148
◉ and help others decide!
Charmast W1148
Thermal Management System
Does it have a thermal management system?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates whether the power bank includes an integrated thermal management system.
When it comes to Thermal Management System,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Thermal Management System on Charmast W1148
◉ and help others decide!
Charmast W1148
Heat Dissipation Method
How does it dissipate heat?
0
Charmast W1148
0
Votes
Passive Cooling
0
Power Banks in this range
Passive Cooling
Describes how heat is dispersed away from internal components.
When it comes to Heat Dissipation Method,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
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Heat Dissipation Method on Charmast W1148
◉ and help others decide!
Charmast W1148
Internal Heat Sink
Is there an internal heat sink?
No
0Votes
Charmast W1148
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,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
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Internal Heat Sink on Charmast W1148
◉ and help others decide!
Charmast W1148
Thermal Sensor Count
How many thermal sensors are used?
0
Charmast W1148
0
Votes
1
0
Power Banks in this range
1
Specifies how many thermal sensors are used for temperature monitoring.
When it comes to Thermal Sensor Count,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Thermal Sensor Count on Charmast W1148
◉ and help others decide!
Charmast W1148
Thermal Throttling
Does it support thermal throttling?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Reduces power output automatically to prevent overheating.
When it comes to Thermal Throttling,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Thermal Throttling on Charmast W1148
◉ and help others decide!
Charmast W1148
Cooling Design Type
What cooling design type is used?
0
Charmast W1148
0
Votes
Passive Cooling
0
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,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Cooling Design Type on Charmast W1148
◉ and help others decide!
Charmast W1148
Surface Temperature Control
Is surface temperature controlled?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Limits external surface temperature for safe handling.
When it comes to Surface Temperature Control,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
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Surface Temperature Control on Charmast W1148
◉ and help others decide!
Charmast W1148
Heat Spread Layer
Is there a heat spread layer?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates the use of internal layers to evenly distribute heat.
When it comes to Heat Spread Layer,
Charmast W1148 ◉ 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 Charmast W1148
◉ and help others decide!
Charmast W1148
Charging Temperature Regulation
Is charging temperature regulated?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Actively manages temperature during charging cycles.
When it comes to Charging Temperature Regulation,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Charging Temperature Regulation on Charmast W1148
◉ and help others decide!
Charmast W1148
Discharge Temperature Regulation
Is discharge temperature regulated?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Controls temperature while powering external devices.
When it comes to Discharge Temperature Regulation,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Discharge Temperature Regulation on Charmast W1148
◉ and help others decide!
Charmast W1148
Overheat Recovery Behavior
How does it recover from overheating?
0
Charmast W1148
0
Votes
Automatic Resume
0
Power Banks in this range
Automatic Resume
Defines how the system recovers after an overheat shutdown.
When it comes to Overheat Recovery Behavior,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
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Overheat Recovery Behavior on Charmast W1148
◉ and help others decide!
Connectivity & Smart Features
8
Charmast W1148
Smart Alerts
Are smart alerts available?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Sends alerts for battery status, faults, or charging completion.
When it comes to Smart Alerts,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Smart Alerts on Charmast W1148
◉ and help others decide!
Charmast W1148
Bluetooth Connectivity
Does it support Bluetooth connectivity?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates whether the power bank can connect wirelessly to other devices.
When it comes to Bluetooth Connectivity,
Charmast W1148 ◉ 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 Charmast W1148
◉ and help others decide!
Charmast W1148
App Support
Is there app support?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Confirms whether a companion mobile app is available.
When it comes to App Support,
Charmast W1148 ◉ 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 Charmast W1148
◉ and help others decide!
Charmast W1148
Firmware Upgradable
Can the firmware be updated?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates whether firmware can be updated to improve functionality.
When it comes to Firmware Upgradable,
Charmast W1148 ◉ 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 Charmast W1148
◉ and help others decide!
Charmast W1148
Smart Power Monitoring
Does it offer smart power monitoring?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Provides real-time monitoring of power flow and usage.
When it comes to Smart Power Monitoring,
Charmast W1148 ◉ 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 Charmast W1148
◉ and help others decide!
Charmast W1148
Device Usage Analytics
Does it provide usage analytics?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Tracks connected device charging behavior and patterns.
When it comes to Device Usage Analytics,
Charmast W1148 ◉ 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 Charmast W1148
◉ and help others decide!
Charmast W1148
Charging History Tracking
Is charging history tracked?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Records past charging sessions for review.
When it comes to Charging History Tracking,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
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Charging History Tracking on Charmast W1148
◉ and help others decide!
Charmast W1148
Remote Status Monitoring
Can status be monitored remotely?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Allows users to check power bank status remotely.
When it comes to Remote Status Monitoring,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
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Remote Status Monitoring on Charmast W1148
◉ and help others decide!
Environmental & Efficiency
7
Charmast W1148
Energy Conversion Efficiency
What is the energy conversion efficiency?
85
%
0Votes
85.5
% (Average)
Charmast W1148
This model achieves an energy conversion efficiency of 85%, meaning most of the input energy is effectively converted to output, reducing wasted power.
Measures how efficiently stored energy is converted into usable output power.
When it comes to Energy Conversion Efficiency,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
0.5 %
measurement.
Don’t keep it to yourself — be the first to react and review the
Energy Conversion Efficiency on Charmast W1148
◉ and help others decide!
Charmast W1148
Idle Power Consumption
How much power is used while idle?
0.2
Watt
0Votes
0.19
Watt (Average)
Charmast W1148
Idle power consumption is low at 0.2 Watts, enhancing energy savings during inactive periods.
Indicates how much power is consumed when the power bank is not actively charging devices.
When it comes to Idle Power Consumption,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
0.0 Watt
measurement.
Don’t keep it to yourself — be the first to react and review the
Idle Power Consumption on Charmast W1148
◉ and help others decide!
Charmast W1148
Sustainable Materials
Does it use sustainable materials?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates use of environmentally friendly or recycled materials.
When it comes to Sustainable Materials,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
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Sustainable Materials on Charmast W1148
◉ and help others decide!
Charmast W1148
Environmental Certification
What environmental certifications does it have?
0
Charmast W1148
0
Votes
ClimatePartner
0
Power Banks in this range
RoHS
Lists recognized environmental or sustainability certifications.
When it comes to Environmental Certification,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
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Environmental Certification on Charmast W1148
◉ and help others decide!
Charmast W1148
Eco Mode
Does it support eco mode?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Enables reduced power usage to improve efficiency and battery longevity.
When it comes to Eco Mode,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
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Eco Mode on Charmast W1148
◉ and help others decide!
Charmast W1148
Automatic Power Optimization
Does it optimize power automatically?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Automatically adjusts output to reduce energy waste.
When it comes to Automatic Power Optimization,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Automatic Power Optimization on Charmast W1148
◉ and help others decide!
Charmast W1148
Recycling Program
Is a recycling program supported?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates manufacturer support for recycling or take-back programs.
When it comes to Recycling Program,
Charmast W1148 ◉ 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 Charmast W1148
◉ and help others decide!
Included Accessories & Packaging
8
Charmast W1148
Cable Length
What is the cable length?
0.5
ft
0Votes
1.6
ft (Average)
Charmast W1148
The included cable length is 0.5 ft (15.24 cm), suitable for short-distance charging connections.
Specifies the length of the included charging cable.
When it comes to Cable Length,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
1.1 ft
measurement.
Don’t keep it to yourself — be the first to react and review the
Cable Length on Charmast W1148
◉ and help others decide!
Charmast W1148
Package Height
What is the package height?
2
inch
0Votes
4.61
inch (Average)
Charmast W1148
The package height is 2 inches (5.08 cm), indicating a compact packaging size.
Measures the height of the retail packaging.
When it comes to Package Height,
Charmast W1148 ◉ is
better than
Power Bank in this range ◉
, delivering
higher
2.6 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Package Height on Charmast W1148
◉ and help others decide!
Charmast W1148
User Manual
Is a user manual included?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates whether a user manual or guide is provided.
When it comes to User Manual,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
User Manual on Charmast W1148
◉ and help others decide!
Charmast W1148
Charging Cable
Is a charging cable included?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates whether a charging cable is included in the box.
When it comes to Charging Cable,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Charging Cable on Charmast W1148
◉ and help others decide!
Charmast W1148
Carrying Case
Is a carrying case included?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates whether a protective carrying case is included.
When it comes to Carrying Case,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Carrying Case on Charmast W1148
◉ and help others decide!
Charmast W1148
Wall Adapter
Is a wall adapter included?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates whether a wall charging adapter is provided.
When it comes to Wall Adapter,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
.
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Wall Adapter on Charmast W1148
◉ and help others decide!
Charmast W1148
Package Width
What is the package width?
6
inch
0Votes
3.87
inch (Average)
Measures the width of the retail packaging.
When it comes to Package Width,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
2.1 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Package Width on Charmast W1148
◉ and help others decide!
Charmast W1148
Package Depth
What is the package depth?
3
inch
0Votes
1.79
inch (Average)
Measures the depth of the retail packaging.
When it comes to Package Depth,
Charmast W1148 ◉ is
worse than
Power Bank in this range ◉
, delivering
equal
1.2 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Package Depth on Charmast W1148
◉ and help others decide!
Warranty & Support
6
Charmast W1148
Warranty Length
How long is the warranty?
0
Charmast W1148
0
Votes
18 Months
0
Power Banks in this range
12 Months
Indicates the duration of the manufacturer warranty.
When it comes to Warranty Length,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Warranty Length on Charmast W1148
◉ and help others decide!
Charmast W1148
Battery Warranty Coverage
Is the battery covered by warranty?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates whether the battery itself is covered under warranty.
When it comes to Battery Warranty Coverage,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Battery Warranty Coverage on Charmast W1148
◉ and help others decide!
Charmast W1148
Technical Support Availability
Is technical support available?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Confirms access to technical support services.
When it comes to Technical Support Availability,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Technical Support Availability on Charmast W1148
◉ and help others decide!
Charmast W1148
Support Channels
What support channels are available?
0
Charmast W1148
0
Votes
Email, Phone
0
Power Banks in this range
Email, Phone
Lists available customer support contact methods.
When it comes to Support Channels,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Support Channels on Charmast W1148
◉ and help others decide!
Charmast W1148
Replacement Policy
Is there a replacement policy?
Yes
0Votes
Charmast W1148
Yes
Power Banks in this range
Indicates eligibility for replacement in case of defects.
When it comes to Replacement Policy,
Charmast W1148 ◉ is
same as
Power Bank in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Replacement Policy on Charmast W1148
◉ and help others decide!
Charmast W1148
Repair Service Availability
Are repair services available?
No
0Votes
Charmast W1148
Yes
Power Banks in this range
Confirms whether repair services are offered.
When it comes to Repair Service Availability,
Charmast W1148 ◉ 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 Charmast W1148
◉ and help others decide!
Surveys
Because hot takes deserve votes.
Charmast W1148
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
Charmast W1148
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
Charmast W1148
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
Charmast W1148
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
Charmast W1148
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
Charmast W1148
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
Charmast W1148
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
Charmast W1148
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
Charmast W1148
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
Charmast W1148
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
Supermod
Moderator
