... charger for mobile phone,MP3 MP4 PSP Ipod build in Li-ion Battery 2200 mAh Power Bank charger for mobile phone,MP3 ... MP4 PSP Ipod build in Li-ion Battery Specifications:-Battery type: 18650 Li-ion battery-Capacity: 2200mAh-Input: 5v/500mAh-Output ... shape with clear element-Power bank is equipped with 18650 Li-ion battery protective plate, which can avoid over-charge, short-circuit ...