... iPhone4/IPAD/IPOD/iPhone3/MP3 MP4 portable battery charger for iPhone4/IPAD/IPOD/MP3 MP4 iPhone3GBattery Voltage(V): 5VBattery ... portable battery for iPhone, iPad, Blackberry, Nokia, Motorola, Sony-EricssonSamsung mobile phone and all digital devices charged by USB port.Function ... of power conversion(90%) 3,Flash light 4,Powerful with long operation time 5,Portable and convenient 6,Wide compatible ...