This Black Battery Case is one of the latest product to hit the market. Boosting of a light weight and equipped with a light function to complement the iPhone Camera which does not come with a Flash Light function. This battery case has a weight of 55g! This makes it one of the lightest battery around. A smart battery concept is used so that power is drawn from the battery first instead of from your iPhone. It has also a light weight and thin design with a comfortable grip. The USB wire cable is included.


Features:
Rechargable lithium polymer battery
Talk time:
up for additional 4 hours(3G Network)
up to additional 8 hours(2G Network)

Internet Use
up to additional 4 hours (3G)
up to additional 4.5 hours (Wi-Fi)
Standby Time: up to additional 240 hours
Audio Playback: up to 17 hours
Video Playback: up to 5 hours

Specifications
Weight: 55g
Capacity: 1300mah
Cell type: Li-Polymer battery
Dimension: 126 x 65 x 20 (mm)
Output Voltage: 5V
Output Current: 500 mA max
Cycle Life: 500 times