X-Power 5800mAh Extended Battery with Blue Battery Cover Door for Samsung Galaxy S4 GT-i9500, GT-i9505, SGH-M919, SCH-i545, SGH-i337, SPH-L720 Tested under strict quality control standards. CE and ROHS certified 5800mAh battery allows you to store power necessary to keep your device charged throughout the day Built-in IC chip prevents overcharging. Guaranteed to fit your phone Package contents: 1 pc 5800mAh Extended Battery, 1 pc Blue Battery Cover Door Ships from California within 24 hours