fourstarr deals X Power 4800mAh Extended Replacement Battery + Black Battery Door for Samsung Galaxy S4 Mini, i9190 , i9192 Tested under strict quality control standards. CE and ROHS certified. Grade A cells ensure longer battery life (500+ cycles) and high-speed, efficient charging. Built-in IC chip prevents overcharging. Guaranteed to fit your phone. Contents: 1 4800mAh Extended Battery + 1 Black Battery Cover Door