1. for iphone and ipod 2.The battery types: the lithium ion battery 3.Capacity: 1900 mAh 4.Input&Output:: 5 V / ... Power Supply for iphone and ipod1.The battery types: the lithium ion battery2.Capacity: 1900 mAh3.Input: 5 V / 800 mA4.Output ... . for i-phone,i-pad,i-pod,MP3,MP4,GPS ,cell phone,bluetooth device ,some tablet PC and other digital products ...