1.1900mAh External Battery Case 2.Petite, convenient 3.easy to use 4.high capacity Detailed Product ... Description 1.1900mAh External Battery Case 2.Petite, convenient 3.easy to use 4.high capacity 5.OEM ... External Battery for iPhone 4G External battery for iPhone 4G Petite, convenient, easy to use, high capacity Compatible with iPhone4 Use ...