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GP PowerBank 20000mAh B20A Charcoal USB-A x2 & Micro USB

Item ID: 5711

Availability: In stock

Was £34.99

Special Price £28.95 inc VAT £24.12 ex VAT

  • Buy 4 at £27.95 (£23.29 ex VAT) each  save 4%


The new B20A GP PowerBank has a monster 20000mAh capacity. This 20000mAh capacity is the amount of power stored in the Powerbank. This is enough to recharge an iPhone 8 times or a tablet almost twice. This B20A GP PowerBank is finished in charcoal grey. Complete with two USB-A output ports and one micro USB input port.

This GP Powerbank has built in short circuit protection and loopback protection which is an auto cut-off if a cable was plugged into the input and output at the same time. Over temperature cut-off during Powerbank recharging. Overcharging  and discharging protection together with overload protection. This GP Powerbank mobile charger also complies with UN38.3 air safety standard.

Ideal for people on the move, commuters, campers, hikers and festival goers.

The GP Portable Power Bank comes with a charging lead. Use the USB lead that came with your mobile device to suck the energy out of the Powerbank. The clever 4 LED battery level indicator makes it easy to see how much power you have left. We are Approved UK Stockists so you are ensured a service second to none.

  • Capacity 20000mAh
  • Battery Type - Lithium Ion
  • 12 Hour recharging time
  • Input Current 2A Micro USB
  • Output Current 2.1A with either USB-A
  • Micro USB cable included
  • Length 159mm
  • Width 83mm
  • Thickness 22mm
  • Weight 454g
  • GP Re-Order Item No. GPACCB20A000 GPB20AGRE-2B1


The GP Portable PowerBanks are protected for maximum safety.

  • Over temperature cut off protection during recharging
  • Over charging and discharging protection
  • Overload protection
  • Short Circuit protection
  • Loopback protection 


Additional Information

Chemistry Li-Ion
Pack Size 1
Rechargeable? Yes