iHome Portable External Battery Pack for Universal/Smartphones - Black Super slim battery pack - iHome battery case allows for double the charge without double the bulk! Fits into back pockets, purses, and most snug spaces Apple MFi Certified - Complete charge and sync compatibility with the iPhone. Transfer data or charge phone using the included Micro USB cable Easy to Use - Simply insert your iPhone 6S/6 into the lightning output port. The battery case uses a micro USB to recharge.