ENERGI SLIDING POWER CASEFor the iPhone 5The ENERGI Power Case for the iPhone 5 is a sleek protective case with built-in battery, which doubles your standard battery life. ENERGI is superior in design, material, quality and construction.INFOThe ENERGI Case with slide on battery is made for the real world. And with slim battery technology we only add 9mm to the thickness of the iPhone, you barely know you are carrying 9 additional hours of talk time. We include 2 slim-line cases; 1 black, 1 colored, so you can change your style on-the-fly.FEATURES• Built-in rechargeable 2500mAh Lithium Ion battery• Provides up to 9 hours additional talk time• LED status indicator lights• Thin, compact design adding just 1/4 inch (9mm) to thickness and 1/2 inch (10mm) to length• Charge, sync, transfer data, and listen to music with the case on• Charge and sync cable included• Microphone portalBATTERY SPECS• Battery: 2500mAh Lithium Ion battery• Dimensions: 5 5"L x 2.6"W x .35"D (139mm x 65mm x 9mm)• Weight: 3.35oz (95g), not including package and cable• Available for iPhone5