Battery type: Li-polymer Battery
>Input: DC 5V / 2.1A
>Output: DC 5V / 2.1A
>Fast charging
>2.1A charging gives you the fastest charging speed.
>Best quality
>The best environmentally friendly silicone is rainproof, dustproof and shockproof.
>Equipped with an overcharge protection system. More than 500 charge life cycles.
>Wide compatibility
>Compatible with most USB charging devices such as for iPhone, for iPad, for iPod, for Samsung, other Android phones, for Gopro cameras, GPS, etc.