1.Battery: built-in 2000mah polymer lithium battery
2,Rubberized ABS plastic
3,Full protection design
4, Output: 5V/700ma MAX
5, Input:5V/1A max
6, Charging led light indicator: 4 led lights to show different POWER volume.
7,Compatible with Iphone 4G/4S
Dimension: 126x63x17mm
Weight: 70g
Price including: USB cable and color box It can provide:
Up to 230 hours standby time
Up to 6 hours talking time
Up to 8 hors on Wi-Fi; 5.5 hours on 3GS
Up to 30 hours Audio play
With 1 pc USB charging cable