20.000 Mah powerbank in metal design

Powerful power bank in great design.
* A must have for all smartphone and tablet owners.
* Powerful charger.
* Turbo charger. 
* 2 Usb prots. Charge 2 devices.
* Dimension: 153*76*9mm
* Weight: 350g
* Capacity: 20000mah
* Outport: 5V/1A;5V/2.1A
* Input: 3.7V-5V/1A