If you have an iPhone 4 and you wish you got a bit more juice from the battery, or you're one of the people experiencing the now-infamous "death grip" problem, the Exolife rechargeable iPhone 4 battery case may be able to solve both of those problems.
Have you an opinion, used or been to this object or place? Tell us what you like don't like about it, or post any specs/info about it:
