HHI Apocket iPhone 3G/3GS Muti-Function 1750mAh Backup Battery Case

* Strong protective case with slim design (doesn't add much bulk to your iPhone 3G/3GS)
* Dock connect direct to your iPhone 3G/3GS
* Smart button with simple press
* A build in bright LED flashlight function
* LED light indicator for battery power usage
* Can be syncing and charging at same time
* Smart IC chip inside to prevent over-discharge
* Smooth shinny designed
* 1750mAh Li-ion top quality cell
* Output 5V, Input 500ma
* Smart design to work with iPhone's speaker
* Camera hole is pre-cut
* Slide style to open the case with two build in strong springs
* iPhone is fully functional without removing the battery case.