The Juice Pack is a very powerful (1800mAh) rechargeable lithium polymer battery in the form of a non-slip, soft grip case. It extends the time that you can use your iPhone 3G in these ways (additional hours):

* Standby Time – Up to 350 hours
* Talk Time – Up to 6 hours on 3G | Up to 12 hours on 2G
* Internet Use – Up to 6 hours on 3G | Up to 7 hours on Wi-Fi
* Audio Playback – Up to 28 hours
* Video Playback – Up to 8 hours

All juiced up and ready to go… straight out of the box!

The juice pack 3G is specially designed for iPhone 3G & 3GS and has passed the strict over-the-air performance tests by an Apple designated test lab. As a result, the mophie juice pack 3G has been officially certified by Apple Inc. as a “Works with iPhone 3G(S)” product!

The mophie juice pack 3G also uses Apple designated connector, which can only be ordered through Apple’s certified vendors. This ensures it’s 100% compatible with your iPhone 3G or 3GS.

Charge and sync your iPhone to iTunes without removing it from the Juice Pack™ 3G via the included mini USB cable.