mobile hpone battery case for iphone 4g in china factory

1.Battery power case for iPhone 4G
2.Safety and economic approved
3.Best of iPhone fans around the world
4.CE/FCC/ROHS

Battery Power case for iPhone 4 G

Specifications:

Cell type:Polymer Lithium-ion battery

Output voltage: 5V

Output current: 500mA

Dimension:125*66*20mm

Weight.63g

Ciycle life: 500 times

 

Function & characters:

Power check & LED indication
Power switch
Protective and powerful

 

It extends the time that you can use your iPhone 4G in the way (additional hours):

 

iPhone 4G:

Standby Time: Up to 308 hours
Talking Time: Up to 10 hours

Wi-Fi Use: Up to 10 hours

Audio Playback: Up to 38 hours
Video Playback: Up to 11 hours

Products picture: