If the standard battery life for the iPhone 3G isn't enough to last you through the day, you're in luck. Mophie's Juice Pack - iPhone 3G is a battery extender that doubles the iPhone 3G's battery life on a full charge. It gives 350 hours of standby time, 6 hours of talk time on 3G, 12  hours of talk time on 2G, 6 hours of Internet use on 3G, 8 hours of video playback, or 28 hours of audio playback.

The Mophie Juice Pack - iPhone 3G is a smart one too! It is designed with safety measures put in to prevent overcharge, overheat and short circuiting. There are four LED indicators that shows how much 'juice' is left. The device charges via USB and can be easily done while synching the iPhone 3G.

The Mophie Juice Pack - iPhone 3G will be retailing for S$138 and be available in all Singtel Hello! shops and authorised retailers from the end of October 2008. 

www.mophie.com