1.rechargeable cell phone case battery for iphone 2.2200mAh capacity 3.Size:7. ... lithium ion battery3,can charge at any state , Plug in usb data cable ,you can charge your equipment at anytime, anywhere4 ... .Accessoies:protection cover.battery,usb cable,user's manual5.LED indicationcolorblack,white,green,browncharge voltaget 5vworking temperature0°-45°ccompatibility iphone4 ...