Energizer, in partnership with XPAL Power, has introduced two new Energi To Go battery pack/case hybrids for the iPhone 3G. The case-like AP1000 and AP1500 feature an integrated 30-pin connector, side grips, an open face, and a 1000 mAh or 1500 mAh battery, respectively, built-in to the rear of the accessory. Other features include a battery life indicator, USB charging port, and a speaker, microphone, and camera-friendly design. The Energizer Energi To Go AP100 and AP1500 battery packs for iPhone 3G are expected to ship in July; pricing has yet to be announced.
Energizer intros Energi To Go iPhone battery packs

Charles Starrett
Charles Starrett was a senior editor at iLounge. He's been covering the iPod, iPhone, and iPad since their inception. He has written numerous articles and reviews, and his work has been featured in multiple publications.