STK Mammoth 10,000mAh Dual Output Powerbank


This clever STK Mammoth 10,000mAh, Dual Output Powerbank can contain 4 full phone charges!

It can also connect 2 devices at the same time. Now that’s clever technology.



  • Fast charge
  • Connect 2 devices at the same time
  • 4 LED power indicator lights
  • Leather feel case
  • Pre-charged
  • Universal
  • Battery: 10,000MAh lithium-ion
  • Input: DC 5.0V 1.0A
  • Output: DC 5.0V 1.0A
  • Charging time: approx. 12 hours
  • Suitable for most devices with a USB cable connection

Size: 22 (D) x 65 (W) x 147 (H) mm

Weight: 274g



  • 1 x Powerbank
  • 1 x Instructions
  • 1 x USB Cable

Your order will be dispatched within 3-5 working days. Most deliveries require someone to accept and sign for the delivery to ensure the goods are received correctly. To help you we can arrange for delivery to be made elsewhere. Click here for more information.

We hope you like your purchase, however, if you are not entirely satisfied with any item, it can be sent back to us for a refund, provided it is returned within 14 days after delivery has been made (unless otherwise specified). Please click here for more information.

  • £39.99
  • £
  • £5.99 P&P

UK Delivery


Ordered items are usually despatched within 3 to 5 working days

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Returns for a refund or exchange made easy with Asda's amazing 'toyou' service.

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