A new line of battery cases for the iPhone 4/4S and Galaxy S3 have been released by iWALK. The Chameleon for iPhone 4/4S features a 2000mAh battery that can fully charge a depleted device. Sold for $60, the case is offered in 5 different colors and guarantees users up to 500 full charges.
The Chameleon Easy for the Galaxy S3 offers a 2800mAh battery, four color options, and integrated LED battery level indicator for $65. Both cases have also feature a coating that helps reduce flash reflections when taking images.
