Hyperion Samsung Galaxy S4 Mini Battery (Compatible with Samsung Galaxy S 4 Mini GT-i9195 / At&t S4 Mini SGH-i217) Battery type: Li-ion; Voltage: 3.8V; Capacity: 2100mAh. Batteries Use Top 10% "Grade A" cells to ensure longer battery life and charge cycles; More than 500 recharge cycles over the life of the batteries. Compatible with Samsung Galaxy S 4 Mini GT-i9195 / At&t S4 Mini SGH-i217/ Samsung SIV Mini GT-i9190. Same Or Next Business Day Shipping! 24 Month Manufacturer Replacement Warranty.