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