External 1900mAh Battery for iPhone/iPod External 1900mAh Battery for iPhone/iPod General Features: Capacity: 1900 mAh Input: 5V 0.8A Output: 5V 0.5A Charge Time: around 4 hours LEDs External battery for iPhone/iPod Plug and Play Dimensions: 0.6 x 2.3 x 2.6-inches (H x W x D, approximate) Regulatory Approvals: FCC CE