D & K Exclusives&reg; 3200mAh Boost Case Battery Cover For Samsung Galaxy S4 (Compatible with ALL Galaxy S4 / S 4 / SIV/ S IV Models) - Black The powerful 3200mAh built-in battery can effectively double the battery life of Samsung Galaxy S4 (Compatible with All US and International Versions). Protective hard case prevent your smart phone from scratches, dust and damage The case featuring a MicroUSB input port and lightning output port, and can be charged together via included the MicroUSB cable. The case also has the following functions built-in: charging switch, LED battery level indicator, charge & sync through the case, headphone jack cutout, function button cutouts, Comes with a folding stand which provides you a good angle for watching videos. Distributed by D&K Exclusives Electronics Accessories.