3600mAh portable power pack (for Cell phone, iPhone, MP3/MP4, iPod, PSP, all ... some inconvenient places lest there's no power supply or wall socket or backup batteries for ... 5.0V 1A Input Port: Mini USB Device Compatible: Cell phone, iPhone, MP3/MP4, iPod, PSP, all digital ... , Mini USB, LG, Sony Ericsson, Apple) 3600mAh portable power pack (for Cell phone, iPhone, MP3/MP4, iPod, PSP, all digital ...