... *73*17mmCompatibility:Port 1: Cell phone,iPhone,MP3/4,iPod,PSP,all digital devices charged via USB portPort 2: iPad1 ... and short circuit protectionMulti function:external power bank for Iphone, Ipod, Mobile phones, PDA, MP3, Camera and other digital ... to carrying***********************Product Features:1, External power bank for Iphone, Ipod, Mobile phones, PDA, MP3, Camera and other digital products ...