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 ... It can be recovered by itself, when shot circuit.4.Power saving function5. Quick charger inside, AC adapter charge directly. ...