... 5V Capacity: 2600 3600 4200mAh optional power bank for iPhone4/IPAD/IPOD/iPhone3/MP3 MP4 power bank for iPhone4/IPAD/IPOD/MP3 MP4Battery ... for iPhone, iPad, Blackberry, Nokia, Motorola, Sony-EricssonSamsung mobile phone and all digital devices charged by USB port.Function ... is introduced1,High capacity portable power supply,could charge ipod,Mobile phone PSP,GPS,MP4/MP3,iphone, ipad ...