Whenever. Wherever. The Naztech Power Case for iPhone 5s 5 has a built-in battery that nearly doubles the usage time of your smartphone. Use your iPhone for calls, pictures, video, games, and business apps with extended and stable power. Match your mood with the three colored interchangeable frame options. Its slim profile yet sturdy design makes the Naztech iPhone 5/5s Power Case an ideal solution for extra on-the-go protection and power. Features: Extends Battery Life Built-in Kickstand Slim Profile Overcharge Protection LED Battery Indicators Charge and Sync Capability Specifications Input: 5V Output: 5V / 1A Power: 2400 mAh Protection: Short Circuit/Overcharge Dimensions: 16.6mm x 62.3mm x 124mm Weight: Approx. 53.5g Battery Life* (when fully charged): Approx. 225 hours standby Approx. 8 hours talk time Approx. 8 hours internet use Approx. 10 hours video Approx. 40 hours audio Package Contents: Power Case Micro USB Cable Audio Jack Extender User Manual 3 x Interchangeable Colored Frames (Grey/Red, Teal/Blue, Lt. Grey/White) Disclaimer: * Battery life varies with usage and settings. Numbers given are only if used solely for purpose stated.