The guys over at the iPhone Blog have given the Seidio Innocell External Battery Pack for the Apple iPhone 3G the once over in a review. The Seidio Innocell External Battery Pack for the Apple iPhone 3G is available for $39.95.

The Seidio Innocell External Battery Pack for the Apple iPhone 3G is an extremely light package which will recharge the Apple iPhone 3G up to 50 percent, which may not be enough for hard-core users by should be enough for the casual user.

The design and fit is excellent but there is a lack of a dock lock so there could be a problem with it detaching while on the move.

Full review here