52 Highlights 64 Differences 0 Reactions 0 Likes

Anker 621 MagGo Facts: 118 Specifications & 52 Highlights

Before you buy the Anker 621 MagGo power bank, take a minute to explore its 118 specs & features — from core specs to standout features like general information, battery & capacity, charging input performance & power output performance.

17 Points
Anker 621 MagGo

Highlights 52

No extras. Just what matters.
17 Points

Why is Anker 621 MagGo better than other power banks ?

General Information

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Battery & Capacity

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Charging Input Performance

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Power Output Performance

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Charging Protocols & Compatibility

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Physical Dimensions & Weight

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Build Materials & Durability

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Display, Indicators & Controls

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Safety & Protection Features

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Thermal Management & Cooling

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Environmental & Efficiency

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Included Accessories & Packaging

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Warranty & Support

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Quick Take

The essentials that matter—nothing extra

A fast snapshot of the Anker 621 MagGo, covering its standout specification and what you can expect right out of the box.

Anker 621 MagGo
Anker 621 MagGo

The Anker 621 Magnetic Battery (MagGo) has small and slim dimensions. Even so, this unit offers powerful charging with satisfactory specifications. It consists of 5 attractive colors and is very pocket-sized to take anywhere on vacation without worrying about running out of power on the cellphone.

Specifications & Facts 118

Specs measured. Drama avoided.

We went full nerd on the Anker 621 MagGo power bank. All specs included, plus how it stacks up against others in the power banks category. You vote the winner.

General Information 9

Anker 621 MagGo Finish Type

What type of finish does it have?

62 Anker 621 MagGo 0 Votes Textured

57 Power Banks in this range Matte

Anker 621 MagGo
Anker 621 MagGo

The power bank features a Textured finish, which enhances grip and resists fingerprints.

Describes the surface finish of the exterior shell.

Anker 621 MagGo Operating Temperature Maximum

What is the maximum operating temperature?

104 °F 0 Votes
Anker 621 MagGo
107.08 °F (Average)

Anker 621 MagGo
Anker 621 MagGo

The maximum recommended operating temperature for the power bank is 40 °C (104 °F).

Defines the highest ambient temperature the power bank can operate safely.

Anker 621 MagGo Product Type

What is the product type?

77 Anker 621 MagGo 0 Votes MagSafe Power Bank

58 Power Banks in this range Power Bank

Identifies the functional category of the portable charging device.

Anker 621 MagGo Intended Use Case

What is the intended use case?

57 Anker 621 MagGo 0 Votes Smartphone Charging, Travel Backup

57 Power Banks in this range Smartphone Charging, Tablet Charging, Travel Backup, Emergency Power

Describes the primary usage scenarios the power bank is designed for.

Anker 621 MagGo Color Options

What color options are available?

88 Anker 621 MagGo 0 Votes Interstellar Gray, Black, Green, Purple, White, Blue

68 Power Banks in this range Black

Lists the available exterior color choices.

Anker 621 MagGo Operating Temperature Minimum

What is the minimum operating temperature?

32 °F 0 Votes
Anker 621 MagGo
31.56 °F (Average)

Defines the lowest ambient temperature the power bank can operate safely.

Battery & Capacity 13

Anker 621 MagGo Battery Protection System

Does it include a battery protection system?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Anker 621 MagGo
Anker 621 MagGo

A comprehensive battery protection system is integrated to safeguard the battery from various electrical faults and extend its life.

Confirms presence of integrated battery protection circuitry.

Anker 621 MagGo Battery Cell Type

What type of battery cell does it use?

67 Anker 621 MagGo 0 Votes Pouch

66 Power Banks in this range Pouch

Anker 621 MagGo
Anker 621 MagGo

The power bank utilizes a Pouch type battery cell, which allows for flexible design and high energy density.

Indicates the physical form factor of the battery cells used.

Anker 621 MagGo Rated Capacity

What is the rated capacity?

19.25 mAh 0 Votes
Anker 621 MagGo
9,069.03 mAh (Average)

Anker 621 MagGo
Anker 621 MagGo

The power bank's rated capacity is listed as 19.25 mAh. Please note that official specifications for the Anker 621 MagGo power bank typically indicate a capacity of 5000 mAh, as found on Anker's official website (https://www.anker.com/products/a1619).

Indicates the usable output capacity after conversion losses.

Anker 621 MagGo Energy Rating

What is the energy rating?

19.25 Watt 0 Votes
Anker 621 MagGo
53.22 Watt (Average)

Anker 621 MagGo
Anker 621 MagGo

The energy rating of the power bank is 19.25 Watt-hours (Wh). This value signifies the total energy the battery can store and deliver.

Measures total energy stored expressed in watt-hours.

Anker 621 MagGo Standby Power Loss

How much power is lost in standby?

0.25 Watt 0 Votes
Anker 621 MagGo
1.53 Watt (Average)

Anker 621 MagGo
Anker 621 MagGo

The standby power loss is very low at 0.25 Watt, ensuring minimal energy drain when the device is not actively charging.

Measures power lost while the unit is idle.

Anker 621 MagGo Battery Chemistry

What battery chemistry is used?

47 Anker 621 MagGo 0 Votes Lithium-Ion

46 Power Banks in this range Lithium-Polymer

Defines the chemical composition of the battery cells.

Charging Input Performance 9

Anker 621 MagGo Input Current Rating

What is the input current rating?

2.4 Amp 0 Votes
Anker 621 MagGo
2.37 Amp (Average)

Anker 621 MagGo
Anker 621 MagGo

The maximum input current rating is 2.4 Amp, allowing for relatively fast recharging of the power bank.

Defines the maximum current the power bank can draw during charging.

Anker 621 MagGo Charging Time

How long does it take to fully recharge?

2 hour 0 Votes
Anker 621 MagGo
3.7 hour (Average)

Anker 621 MagGo
Anker 621 MagGo

The power bank requires approximately 2 hour to fully recharge itself.

Estimates total time required to fully recharge the power bank.

Anker 621 MagGo Input Port Type

What input port types are supported?

97 Anker 621 MagGo 0 Votes USB-C

77 Power Banks in this range USB-C

Identifies the physical port types used to recharge the power bank.

Anker 621 MagGo Input Port Count

How many input ports does it have?

7 Anker 621 MagGo 0 Votes 1

12 Power Banks in this range 1

Indicates how many input ports are available for charging.

Anker 621 MagGo Maximum Input Power

What is the maximum input power?

12 Watt 0 Votes
Anker 621 MagGo
18.37 Watt (Average)

Shows the maximum power the power bank can accept while charging.

Anker 621 MagGo Input Voltage Range

What input voltage range is supported?

15 Anker 621 MagGo 0 Votes 5V

44 Power Banks in this range 5V

Specifies the supported voltage range for charging input.

Power Output Performance 10

Anker 621 MagGo Output Port Count

How many output ports does it have?

0 Anker 621 MagGo 0 Votes 1

0 Power Banks in this range 2

Anker 621 MagGo
Anker 621 MagGo

The power bank is equipped with 1 output port for charging external devices.

Indicates how many devices can be physically connected at once.

Anker 621 MagGo Voltage Regulation Accuracy

How accurate is the voltage regulation?

0 Anker 621 MagGo 0 Votes Good

0 Power Banks in this range Good

Anker 621 MagGo
Anker 621 MagGo

The power bank offers Good voltage regulation accuracy, providing a stable and safe charging experience for connected devices.

Indicates how precisely the power bank maintains target voltage levels during charging.

Anker 621 MagGo Output Port Type

What output port types are available?

87 Anker 621 MagGo 0 Votes USB-C

69 Power Banks in this range USB-A, USB-C

Identifies the physical ports used to deliver power to devices.

Anker 621 MagGo Maximum Output Power

What is the maximum output power?

12 Watt 0 Votes
Anker 621 MagGo
19.77 Watt (Average)

Shows the highest power level supported by a single output.

Anker 621 MagGo Total Output Power

What is the total output power?

12 Watt 0 Votes
Anker 621 MagGo
20.12 Watt (Average)

Measures the combined power available when using multiple ports.

Anker 621 MagGo Output Voltage Range

What output voltage range is supported?

0 Anker 621 MagGo 0 Votes 5V

0 Power Banks in this range 5V

Defines the voltage levels supported for device charging.

Charging Protocols & Compatibility 12

Anker 621 MagGo Tablet Charging

Can it charge tablets?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Anker 621 MagGo
Anker 621 MagGo

The power bank is capable of charging tablets, providing additional versatility beyond smartphones.

Confirms reliable charging for tablets and large devices.

Anker 621 MagGo Low-Current Device

Does it support low-current devices?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Anker 621 MagGo
Anker 621 MagGo

The power bank supports charging for low-current devices, such as wireless earbuds and smartwatches, which require less power.

Enables safe charging for devices requiring very low current.

Anker 621 MagGo Apple Charging Compatibility

Is it compatible with Apple devices?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Ensures optimized charging for Apple devices.

Anker 621 MagGo Samsung Charging Compatibility

Is it compatible with Samsung devices?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Confirms optimized charging for Samsung devices.

Anker 621 MagGo Wearable Device

Does it support wearable devices?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Indicates compatibility with smartwatches and wearables.

Anker 621 MagGo USB Power Delivery

Does it support USB Power Delivery?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Indicates support for the USB Power Delivery fast charging standard.

Physical Dimensions & Weight 6

Anker 621 MagGo Weight

How much does it weigh?

0.28 lbs 0 Votes
Anker 621 MagGo
0.61 lbs (Average)

Anker 621 MagGo
Anker 621 MagGo

The power bank has a light weight of approximately 0.13 kg (0.28 lbs), making it easy to carry.

Indicates how heavy the power bank is for portability.

Anker 621 MagGo Pocket-Friendly Design

Is it pocket-friendly?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Anker 621 MagGo
Anker 621 MagGo

The power bank features a pocket-friendly design, making it easy to carry in a pocket or small bag.

Indicates whether the size is suitable for pocket carry.

Anker 621 MagGo Travel-Friendly Size

Is it travel-friendly?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Anker 621 MagGo
Anker 621 MagGo

The compact and lightweight design makes it a travel-friendly accessory, perfect for on-the-go power.

Indicates suitability for travel and carry-on use.

Anker 621 MagGo Width

What is the width?

4.13 inch 0 Votes
Anker 621 MagGo
3.79 inch (Average)

Measures the horizontal size of the power bank.

Anker 621 MagGo Depth

What is the depth?

2.62 inch 0 Votes
Anker 621 MagGo
2 inch (Average)

Measures the front-to-back thickness of the power bank.

Anker 621 MagGo Height

What is the height?

0.45 inch 0 Votes
Anker 621 MagGo
3.16 inch (Average)

Measures the vertical dimension of the power bank.

Build Materials & Durability 6

Anker 621 MagGo Outer Shell Material

What is the outer shell material?

0 Anker 621 MagGo 0 Votes Plastic

0 Power Banks in this range Plastic

Specifies the primary material used for the exterior housing.

Anker 621 MagGo Scratch Resistance

Is the surface scratch resistant?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Indicates whether the exterior surface is resistant to scratches from daily handling and transport.

Anker 621 MagGo Internal Frame Material

What is the internal frame material?

0 Anker 621 MagGo 0 Votes Plastic

0 Power Banks in this range Plastic

Describes the internal structural material supporting the battery cells.

Anker 621 MagGo Impact Resistance Rating

What is the impact resistance rating?

0 Anker 621 MagGo 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.

Anker 621 MagGo Button Durability Rating

How durable are the buttons?

0 Anker 621 MagGo 0 Votes Good

0 Power Banks in this range Good

Indicates the overall durability and longevity of the physical buttons based on build quality and expected usage.

Anker 621 MagGo Drop Resistance Height

What drop height can it survive?

4 ft 0 Votes
Anker 621 MagGo
2.74 ft (Average)

Specifies the maximum drop height the device can withstand.

Display, Indicators & Controls 7

Anker 621 MagGo Button Type

What type of button does it use?

0 Anker 621 MagGo 0 Votes Physical Button

0 Power Banks in this range Physical Button

Anker 621 MagGo
Anker 621 MagGo

The device features a Physical Button for tactile and reliable control.

Describes the type of button used for control.

Anker 621 MagGo User Feedback Alerts

What user alerts are available?

0 Anker 621 MagGo 0 Votes LED Light

0 Power Banks in this range LED Light

Anker 621 MagGo
Anker 621 MagGo

The power bank provides user feedback through an LED Light, indicating charging status, battery level, or error states.

Indicates how the device provides user feedback and alerts.

Anker 621 MagGo Display Type

What type of display does it have?

0 Anker 621 MagGo 0 Votes LED Indicator

0 Power Banks in this range LED Indicator

Specifies the type of display used to show power information.

Anker 621 MagGo Battery Level Indicator

Does it show battery level?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Indicates whether the power bank shows remaining battery level.

Anker 621 MagGo Button Count

How many buttons are there?

0 Anker 621 MagGo 0 Votes 1

0 Power Banks in this range 1

Indicates the number of physical control buttons.

Anker 621 MagGo Remaining Time Display

Does it display remaining time?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Shows estimated remaining usage or charging time.

Safety & Protection Features 11

Anker 621 MagGo Overvoltage Protection

Does it include overvoltage protection?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Anker 621 MagGo
Anker 621 MagGo

Overvoltage protection is present to protect connected devices from damage due to excessive voltage.

Prevents voltage levels from exceeding safe limits.

Anker 621 MagGo Thermal Protection

Does it have thermal protection?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Anker 621 MagGo
Anker 621 MagGo

Thermal protection mechanisms are in place to prevent the device from overheating during operation.

Shuts down or limits power when overheating is detected.

Anker 621 MagGo Short Circuit Protection

Does it have short circuit protection?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Prevents damage when a short circuit is detected.

Anker 621 MagGo Overcurrent Protection

Is overcurrent protection supported?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Protects devices from excessive current flow.

Anker 621 MagGo Temperature Monitoring

Is temperature monitored internally?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Continuously monitors internal temperature.

Anker 621 MagGo Surge Protection

Is surge protection included?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Protects against sudden power surges.

Thermal Management & Cooling 7

Anker 621 MagGo Overheat Recovery Behavior

How does it recover from overheating?

0 Anker 621 MagGo 0 Votes Cooldown Required

0 Power Banks in this range Automatic Resume

Anker 621 MagGo
Anker 621 MagGo

In case of overheating, the device's recovery behavior is Cooldown Required, meaning it will not resume operation until its temperature has adequately decreased.

Defines how the system recovers after an overheat shutdown.

Anker 621 MagGo Heat Dissipation Method

How does it dissipate heat?

0 Anker 621 MagGo 0 Votes Passive Cooling

0 Power Banks in this range Passive Cooling

Anker 621 MagGo
Anker 621 MagGo

Passive Cooling is used as the heat dissipation method, efficiently managing heat without moving parts.

Describes how heat is dispersed away from internal components.

Anker 621 MagGo Thermal Management System

Does it have a thermal management system?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Indicates whether the power bank includes an integrated thermal management system.

Anker 621 MagGo Thermal Throttling

Does it support thermal throttling?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Reduces power output automatically to prevent overheating.

Anker 621 MagGo Charging Temperature Regulation

Is charging temperature regulated?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Actively manages temperature during charging cycles.

Anker 621 MagGo Internal Heat Sink

Is there an internal heat sink?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Indicates the presence of an internal heat sink to absorb and spread heat.

Connectivity & Smart Features 8

Anker 621 MagGo Bluetooth Connectivity

Does it support Bluetooth connectivity?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Indicates whether the power bank can connect wirelessly to other devices.

Anker 621 MagGo App Support

Is there app support?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Confirms whether a companion mobile app is available.

Anker 621 MagGo Firmware Upgradable

Can the firmware be updated?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Indicates whether firmware can be updated to improve functionality.

Anker 621 MagGo Smart Power Monitoring

Does it offer smart power monitoring?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Provides real-time monitoring of power flow and usage.

Anker 621 MagGo Device Usage Analytics

Does it provide usage analytics?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Tracks connected device charging behavior and patterns.

Anker 621 MagGo Charging History Tracking

Is charging history tracked?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Records past charging sessions for review.

Environmental & Efficiency 5

Anker 621 MagGo Environmental Certification

What environmental certifications does it have?

0 Anker 621 MagGo 0 Votes ClimatePartner

0 Power Banks in this range RoHS

Lists recognized environmental or sustainability certifications.

Anker 621 MagGo Eco Mode

Does it support eco mode?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Enables reduced power usage to improve efficiency and battery longevity.

Anker 621 MagGo Sustainable Materials

Does it use sustainable materials?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Indicates use of environmentally friendly or recycled materials.

Anker 621 MagGo Recycling Program

Is a recycling program supported?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Indicates manufacturer support for recycling or take-back programs.

Anker 621 MagGo Energy Conversion Efficiency

What is the energy conversion efficiency?

87 % 0 Votes
Anker 621 MagGo
85.49 % (Average)

Measures how efficiently stored energy is converted into usable output power.

Included Accessories & Packaging 9

Anker 621 MagGo Cable Length

What is the cable length?

1.97 ft 0 Votes
Anker 621 MagGo
1.59 ft (Average)

Anker 621 MagGo
Anker 621 MagGo

The included charging cable has a length of approximately 0.60 m (1.97 ft), offering a convenient reach.

Specifies the length of the included charging cable.

Anker 621 MagGo User Manual

Is a user manual included?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Anker 621 MagGo
Anker 621 MagGo

A user manual is provided with the product to guide users on its features and operation.

Indicates whether a user manual or guide is provided.

Anker 621 MagGo Package Depth

What is the package depth?

2.62 inch 0 Votes
Anker 621 MagGo
1.79 inch (Average)

Anker 621 MagGo
Anker 621 MagGo

The package depth is approximately 6.65 cm (2.62 inch), indicating a streamlined packaging design.

Measures the depth of the retail packaging.

Anker 621 MagGo Charging Cable

Is a charging cable included?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Indicates whether a charging cable is included in the box.

Anker 621 MagGo Wall Adapter

Is a wall adapter included?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Indicates whether a wall charging adapter is provided.

Anker 621 MagGo Carrying Case

Is a carrying case included?

No 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Indicates whether a protective carrying case is included.

Warranty & Support 6

Anker 621 MagGo Battery Warranty Coverage

Is the battery covered by warranty?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Anker 621 MagGo
Anker 621 MagGo

The battery is covered under warranty, providing protection against defects and ensuring longevity.

Indicates whether the battery itself is covered under warranty.

Anker 621 MagGo Replacement Policy

Is there a replacement policy?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Anker 621 MagGo
Anker 621 MagGo

A replacement policy is available, providing assurance and options for product issues.

Indicates eligibility for replacement in case of defects.

Anker 621 MagGo Warranty Length

How long is the warranty?

0 Anker 621 MagGo 0 Votes 24 Months

0 Power Banks in this range 12 Months

Indicates the duration of the manufacturer warranty.

Anker 621 MagGo Technical Support Availability

Is technical support available?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Confirms access to technical support services.

Anker 621 MagGo Support Channels

What support channels are available?

0 Anker 621 MagGo 0 Votes Email, Phone, Live Chat

0 Power Banks in this range Email, Phone

Lists available customer support contact methods.

Anker 621 MagGo Repair Service Availability

Are repair services available?

Yes 0 Votes Anker 621 MagGo

Yes Power Banks in this range

Confirms whether repair services are offered.

Surveys

Because hot takes deserve votes.

Anker 621 MagGo Charging Speed Performance

How fast does this power bank recharge devices in everyday use?

Ultra fast charging — Under 1.5 hours 0 Votes
Very fast charging — 1.5 to 3 hours 0 Votes
Moderate charging — 3 to 5 hours 0 Votes
Slow charging — 5 to 8 hours 0 Votes
Very slow charging — Over 8 hours 0 Votes

Anker 621 MagGo 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 0 Votes
Very high capacity — 20000 to 30000 mAh 0 Votes
Solid everyday capacity — 10000 to 19999 mAh 0 Votes
Limited capacity — 5000 to 9999 mAh 0 Votes
Barely useful capacity — Under 5000 mAh 0 Votes

Anker 621 MagGo 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 0 Votes
Strong multi device support — 60 to 99 W 0 Votes
Good for phones and tablets — 30 to 59 W 0 Votes
Basic output only — 15 to 29 W 0 Votes
Struggles with most devices — Under 15 W 0 Votes

Anker 621 MagGo 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 0 Votes
Very versatile — Multiple USB C and USB A ports 0 Votes
Good variety — USB C and USB A basic support 0 Votes
Limited options — Single USB C or USB A port 0 Votes
Very restrictive — One slow USB port only 0 Votes

Anker 621 MagGo Size and Portability

How easy is this power bank to carry around daily?

Pocket friendly and lightweight — Under 8 ounces 0 Votes
Easy to carry — 8 to 12 ounces 0 Votes
Manageable but noticeable — 12 to 18 ounces 0 Votes
Bulky for daily carry — 18 to 24 ounces 0 Votes
Too heavy to carry around — Over 24 ounces 0 Votes

Anker 621 MagGo 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 0 Votes
Very durable — 3 to 5 years expected use 0 Votes
Decent build quality — 2 to 3 years expected use 0 Votes
Feels fragile — 1 to 2 years expected use 0 Votes
Cheap and unreliable — Under 1 year expected use 0 Votes

Anker 621 MagGo Charging Stability

How stable is the charging output from this power bank during use?

Rock solid with no drops — Voltage variation under 3 percent 0 Votes
Very stable — 3 to 5 percent variation 0 Votes
Mostly stable — 5 to 8 percent variation 0 Votes
Occasional drops — 8 to 12 percent variation 0 Votes
Unstable charging — Over 12 percent variation 0 Votes

Anker 621 MagGo Heat and Safety Performance

How well does this power bank control heat during charging and heavy use?

Stays cool and safe — Under 95 F 0 Votes
Slightly warm but comfortable — 95 to 104 F 0 Votes
Warm but acceptable — 104 to 113 F 0 Votes
Gets quite hot — 113 to 122 F 0 Votes
Uncomfortably hot and concerning — Over 122 F 0 Votes

Anker 621 MagGo Battery Efficiency

How efficiently does this power bank convert stored energy into usable charging power?

Highly efficient with minimal loss — Over 90 percent efficiency 0 Votes
Very efficient — 85 to 90 percent efficiency 0 Votes
Decent efficiency — 75 to 84 percent efficiency 0 Votes
Noticeable energy loss — 65 to 74 percent efficiency 0 Votes
Poor efficiency — Under 65 percent efficiency 0 Votes

Anker 621 MagGo Travel Friendliness

How convenient is this power bank for travel and daily commuting?

Perfect for travel and flights — No airline issues 0 Votes
Very travel friendly — Easy to pack and carry 0 Votes
Fine for occasional travel — Manageable size and weight 0 Votes
Awkward to carry on trips — Bulky or heavy 0 Votes
Not suitable for travel — Restricted or impractical 0 Votes

Guides 1

Yes, we brought proof.

Files 1

Anker 621 User Manual (PDF)

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amazonaws.com

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