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OtterBox 20,000 mAh Dual Port 18W USB-A & USB-C Portable Power Bank - Black

Discontinued  - not available for purchase
Producing 20,000mAh, this high-quality USB & USB-C power bank from Otterbox allows you to fast-charge 2 smartphones simultaneously! The LED indicator shows how much charge is left & with 20W power you'll never again miss the moments that matter.
Price: £26.99

RRP £49.99 | 46% OFF

Discontinued  - not available for purchase

Product stock and delivery estimates are accurate and updated regularly, so you can shop with confidence.

Delivery Methods


MethodEstimated Delivery TimePrice
UK Only
Super Saver 2 to 3 working days, when ordered before 3:30pm (Mon-Fri) £2.50
Evri Tracked 2-3 Day 2 to 3 working days, when ordered before 3:30pm (Mon-Fri) £3.45
Evri Tracked 1-2 Day 1 to 2 working days, when ordered before 3:30pm (Mon-Fri) £4.75
DPD Tracked Next Working Day Next working day, when ordered before 3:30pm (Mon-Fri) £7.50

Delivery Information

  • Free no-quibble 30 day return policy
  • Please note that if your order is more than 2kg or 5 items, we reserve the right to upgrade Super Saver Delivery to a tracked parcel service.
  • One flat delivery price for your order, no matter how many items you buy.
  • For partially in-stock orders you pay for delivery only once. If we have to split your order into 2 separate deliveries, you'll still only be charged for shipping once.
  • Orders for batteries and power banks may be subject to delays due to dangerous goods shipping requirements.
  • Next day delivery times may be affected during National Bank Holidays.
You can view all of our delivery options, covering the UK and international shipping by visiting our Delivery Information page.

Returns Information

For more information about Shipping, Handling and Returns, please see our Terms & Conditions.

Delivery Information
Producing 20,000mAh, this high-quality USB & USB-C power bank from Otterbox allows you to fast-charge 2 smartphones simultaneously! The LED indicator shows how much charge is left & with 20W power you'll never again miss the moments that matter.

Frequently bought together

Key Features

  • 20,000mAh power boost charges 2 devices at once
  • Supports Power Delivery and Qualcomm Quick Charge
  • Compact and portable design
  • LED indicator and drop protection
  • Built-in USB ports for recharging the power bank
  • Comes with a lightning cable

Be able to effectively and safely charge your device no matter where you are with this drop-protected, lightweight & portable 20,000mAh Power Bank from OtterBox. The sleek, black design blends perfectly with any aesthetic and the compact size is ideal for anyone to take with them in a bag or in a pocket! 

20,000mAh power boost charges two devices at once

Perfect for when your device is on its last legs, the OtterBox Power Bank features an impressive 20,000mAh capacity with an 18W output, enough to provide 2 full chargers to two of your devices at once! This allows you to have a full day out with your friends or family, without having to worry about fighting over whose phone battery is lowest, as both of you can charge at once! 

Works with both USB-A & USB-C cables

As long as your cable is either USB-A or USB-C, your device will be able to safely and effectively charge using this Power Bank, giving complete choice. This means that whether you have a Samsung, Google or Apple device - you will be able to fast charge your device. 

Compact and portable design

The OtterBox Power Bank has been designed with practicality in mind, which makes it ideal to carry around in your pocket or bag for emergency use.

LED indicator and drop protection

Featuring an LED indicator, you'll quickly be able to see how much power is left in the power bank, so you know exactly when you will next need to recharge the Power Bank. OtterBox Fast Charge is a sleek, durable drop-tested battery pack that charges your devices fast.  

Built-in USB port for recharging the power bank

With the built-in USB charging port and provided charging cable - you can simply plug into a computer, laptop or USB mains power adapter when it's time to recharge the OtterBox Power Bank.

Technical Specifications:

  • Battery Capacity: 20,000mAh
  • Charger output current: 18W, 3A
  • Output: USB-C, USB-A
  • USB-C: 18W (5V/3A, 9V/2A, 12V/1.5A)
  • USB-A: 18W (5V/2.4A, 9V/2A, 12V/1.5A)
  • Input: USB-C: 18W (5V/3A, 9V/2A, 12V/1.5A)

Key Details

Part No 78-80642
UPC 0840104212158
Mobile Fun ID 85321
Colour Black
Brand Name OtterBox

Product stock and delivery estimates are accurate and updated regularly, so you can shop with confidence.

Delivery Methods


MethodEstimated Delivery TimePrice
UK Only
Super Saver 2 to 3 working days, when ordered before 3:30pm (Mon-Fri) £2.50
Evri Tracked 2-3 Day 2 to 3 working days, when ordered before 3:30pm (Mon-Fri) £3.45
Evri Tracked 1-2 Day 1 to 2 working days, when ordered before 3:30pm (Mon-Fri) £4.75
DPD Tracked Next Working Day Next working day, when ordered before 3:30pm (Mon-Fri) £7.50

Delivery Information

  • Free no-quibble 30 day return policy
  • Please note that if your order is more than 2kg or 5 items, we reserve the right to upgrade Super Saver Delivery to a tracked parcel service.
  • One flat delivery price for your order, no matter how many items you buy.
  • For partially in-stock orders you pay for delivery only once. If we have to split your order into 2 separate deliveries, you'll still only be charged for shipping once.
  • Orders for batteries and power banks may be subject to delays due to dangerous goods shipping requirements.
  • Next day delivery times may be affected during National Bank Holidays.
You can view all of our delivery options, covering the UK and international shipping by visiting our Delivery Information page.

Returns Information

For more information about Shipping, Handling and Returns, please see our Terms & Conditions.

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