External battery for iPhone 4G 1)The Thinnest External battery. 2)Charge itself by USB Power. 3)Protect case.

External battery for iPhone 4G

Features:

1) The Thinnest External battery for iPhone 4G.

2) Petite convenient, easy to use, high capacity.

3) Charge itself by USB Power.

4) 4 LED Power indicator.

5) Protect case.

Specification:

1) Output Voltage: 5V.

2) Output Current: 700mAh(0.7A).

3) Input Volatge: 5V.

4) Input Current:<<1000mAh(1A).

5) Contain: 7WH(1900mAh).

6) Charging time: 4 to 6hs.

7) Working temperature: -10°C to 40°C.

8) Storage temperature: -20°C to +50°C.

9) Size: 12.5 x 6.6 x 1.5cm. 10)Weight: 66.5g. 

Major products:silicon case, covers, screen protectors, leather case, holders, cables, chargers and so on.

External battery for iPhone 4G