Battery case for iPhone 4/4S

Features

1.2000mAh Battery.

2.Fully enclosed protective case.

3.Ultra slim dimension!

4.Protective circuit for over charging,over using and short circuit.

5.Smart power indication.

6.High Quality color box for retail.

7.Color black

Specifications

Cell type: Li-polymer battery

Capacity: 2000mAh

Input: DC 5V 500mAh

Output: DC 5V 500mAh

Product dimension: 129 x 63.8 x 17.3mmm

Product weight: 70.9g

Talk time:  3G Up to 9 hours | 2G Up to 16 hours

Internet duration : Up to 8 hours on 3G | Up to 11 hours on Wi-Fi

Audio Play: Up to 45 hours

Video Play: Up to 12 hours