Super-slim back cover power station for iPhone 4G, dimension only 129×64×17mm, with built-in 1800mAh Li-Poly battery.
* Compact design with silver frame, match with your phone perfectly.
* 4pc LED indicates battery balance volume.
* High quality rubber paint surface, nice hand-feeling
* Input: DC5V/500mA
* Output: DC 5V/500mA
* On/off switch, press button to check the battery volume
* Multiple protection circuit.
* Weight 70g
* Packing: color box, 60pc/ctn, size 38x35x22cm, G.Wt 8.8kgs
* CE/FCC/RoHS compliant