iPhone 4s Battery Case, Incipio

iPhone 4s Battery Case, Incipio offGRID Backup Battery Case [1450 mAh] fits Apple iPhone 4, iPhone 4s - Glossy Lavender... 3.2 out of 5 stars CONSUMER REVIEWS(179) Compatible with iPhone 4 / iPhone 4s Deal Price: $68.12

Description The offGRID Backup Battery Case for iPhone 4 is the thinnest, lightest and most efficient iPhone backup battery case available. This case has an ultra thin rechargeable battery built inside of a snug fitting, low-profile protective case that promises to double the battery life of the iPhone 4. The power /status button allows the user to determine the charge level and status quickly ,with just one soft touch button and a series of blue lights