lithium ion battery for PMP,cell phone,game players etc lithium ion battery ,Rechargeable battery,OW-5-C7Power:7WhCapacity:1800mAh Output:5V/0.5A( ... pc. 2 tips,1 for charing tip,1 output tipFunction1. High capacity, little size, convenient to carry2. Various circuit protection functions, ... .Long cycle life (up to 500 times) mobile phone lithium ion battery for all brands mobile phone and game players