The 4000 mAh Power Bank is an extra slim charging battery that will enable you to recharge your smartphone at any time.
The external battery boasts a micro USB port: when it is out energy, all you need to do is insert the wire included in the pack to recharge this useful accessory.
4000 mAh capacity
1 x 1A USB output to recharge your smartphone
Micro USB port to recharge the power bank
Charging cable included
Smartphone battery level after 30 minutes: 25%*
4 x LED status indicators
Lithium polymer battery
Can be taken on airplanes