... hours 2, Capacity:1500mAh,7 hourspower supply on Wi-Fi 3,Fit for:iPhone 4G Specification:1, Mobile Power Station for iPhone 4G2, Battery ... type:Li-ion3, Capacity:1500mAh4, Fit for:Iphone 4G5 ... charge and protects shell two in one function.It has data modem and intelligent switch, conected with PC and ITunes, long ...