... ion battery6,can charge at any state , Plug in usb data cable ,you can charge your equipment at anytime, anywhere7. ... Compatibility:for iPhone4/4s8.Accessoies:protection cover.battery,usb cable,user's manual9.Size:7.2*58.7*93.8mm10 ... indicationInstruction:1.Protection cover2.battery3.LED indication4.charge plug5.USB connectionOperating Instructions:your iphone should be inclined 45 degree ...