·Capacity: 1900mAh

·Cell type: Li Polymer Battery

·Input: 5V/700mA                

·Output: 5V/500mA

·Charging time: around 3.5hrs

·Cycle life: 500 times

·Dimensions: 113*66*36 (mm)

·Weight: 87g

Compatible with:iPhone 3G,3G s

·power check and indication with button and 4 LED

·safe control with power switch

·protective and powerful

·micro-usb charge and sync

·with buckle to put on belt to take it anywhere

·6 hours of talk time

·380 hours of standby time

·7 hours of internet use

·28 hours of audio playback

·7 hours of video playback