Specification:• 13000 mAh Capacity.• Li-Ion Battery.• Over-discharge and Over-charge Protection.• High Temperature Protection extend the life of your smart phone battery as well as of other usb enabled Devices Like Media Player, Digital Cameras, Tablets ETC.• With the huawei Powerbank the charging device features two usb port that can charge up your phone and similarly Enabled gadgets simultaneously.• It's 5V 2A Output enables your devices to charge faster.• Integrated LED Indicator show how much charge is left in your Powerbank.• The charging device sports a sleek gold aluminum unibody casing which is reassuringly solid and smooth to the touch.