1)1900mAh External Rechargeable Battery 2)Battery extender and case in one 3)With Lens protection cover 4)Rubber oil effect

 1900mAh External Rechargeable Battery for i Phone 4G/4S  

Four LED lights indicates the power level

Specification:

1.battery extender and case are in one .

2.twice the power.

3.Strong case to protect your cellphone

4.Lightweight and compact for daily use,easy charge,easy use.

5.Support charging and your cellphone working at the same time.

6.With indicate light to show the battery remain power. 

Battery Type:	Rechargable Lithium-ion battery
Standby Time:	Up to additional 270 hours
Talk Time:	Up to additional 6 hours on 3GUp to additional 12 hours on 2G
Internet Use:	Up to additional 5 hours on 3GUp to additional 9 hours on WiFi
Audio Playback:	Up to additional 36 hours
Video Playback:	Up to additional 9 hours

 

1900mAh External Rechargeable Battery for i Phone 4G/4S