... certificated 3,APPLE licensed Factory 4,25 years experience in battery/ charger Specifications1. Cell1pc (Li-Polymer, thickness 5.5mm, width ... batteryOutput convert efficiency %≥95%Under output DC 5V/500mAStatic power consumption 100uAUnder standby4. Mechanism performance test ContentTest conditionJudge standardVibration ... . Product photoes 2200mAh Super thin,ultra slim extra battery case for iPhone5