Charmast Power Bank - 20000mAh - White

This power bank comes with built-in cables (Micro USB/USB C/Lighting) and one USB-A port for recha...

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Product Information

Full details

This 20000mAh Charmast Power Bank in white is designed for travelers, students, and professionals who need reliable on-the-go power. Its key benefit is the integrated cables and multiple output options, reducing the need to carry extra accessories. A potential caveat is that the fastest charging speeds are specific to certain devices and ports.

All features

ColourWhite
Model Part NumberC2065
BrandCharmast

Extended Product Information

FAQs

How many times can this power bank charge my phone?

A 20000mAh power bank can typically charge an average smartphone (e.g., iPhone 14, Samsung Galaxy S23) between 3.5 to 5 times, depending on the phone's battery capacity and charging efficiency.

Can I charge the power bank while it's charging another device?

No, most power banks, including this model, do not support pass-through charging. You should charge the power bank itself and charge your devices separately.

What is the fastest charging speed supported by this power bank?

This power bank supports 20W PD ultra-fast charging via its Type-C and Lightning built-in cables, and up to 22.5W via the USB-A port for select Android devices.

How long does it take to fully recharge the power bank?

Recharging a 20000mAh power bank can take approximately 6-10 hours, depending on the charging adapter and cable used.

Is this power bank allowed on airplanes?

Yes, power banks up to 27000mAh (equivalent to approximately 99Wh) are generally allowed on carry-on luggage for flights. This 20000mAh power bank falls within that limit.

What comes in the package?

The package includes 1 x Charmast 20000mAh Power Bank, 1 x User Manual, and 1 x Travel Pouch.

Troubleshooting

Power bank not charging a device

Ensure the correct cable is used and fully plugged in. Check if the device requires a specific charging protocol. Try a different output port or cable if available. Verify the power bank has sufficient charge.

Power bank not recharging

Use a compatible wall adapter and charging cable. Ensure the charging port on the power bank is clean and free of debris. Try a different wall outlet or adapter.

LED display not working

Attempt to recharge the power bank. If the issue persists, contact customer support.

Slow charging speed

Confirm that your device and charging cable support the power bank's fast charging specifications (20W PD or 22.5W). Charging multiple devices simultaneously may reduce individual charging speeds.

Pros and Cons

Pros

  • Eliminates the need to carry multiple charging cables due to built-in options.
  • High 20000mAh capacity offers significant power reserve.
  • Supports fast charging (20W PD and 22.5W USB-A) for compatible devices.
  • Clear LED display provides an accurate power status.
  • Versatile with multiple output and input options.

Cons

  • The fastest charging speeds (20W/22.5W) are only available on specific ports and for compatible devices.
  • Integrated cables may wear out over time and cannot be replaced.
  • Bulkier than power banks without integrated cables.
  • Charging the power bank itself can take several hours due to its large capacity.

Setup, Compatibility & Care

Setup: The Charmast Power Bank is ready to use out of the box. To charge your devices, simply connect them using the appropriate built-in cable or a separate USB cable to the USB-A port. To recharge the power bank, use one of its input ports (Type-C or Micro USB, depending on model configuration) with a compatible charging adapter.

Compatibility: This power bank is compatible with most USB-enabled devices, including smartphones (iOS and Android), tablets, headphones, smartwatches, and portable gaming consoles. Ensure your device supports charging via USB-A, USB-C, or Lightning.

Care:

  • Keep the power bank dry and away from moisture.
  • Avoid dropping the device or exposing it to extreme temperatures.
  • Clean the exterior with a soft, dry cloth. Do not use abrasive cleaners.
  • Store the power bank with a partial charge for long-term storage (around 50-70%).