Dual Rechargeable 3.7V 3500mAh/1800mAh Batteries w/ Cover for Samsung Galaxy S2/i9100
Voltage: 3.7V - Capacity: 3500mAh / 1800mAh - Dual cells with decoding chipset - With white battery case - Compatible with Samsung Galaxy S2 i9100 - Great replacement for your old damaged or worn out battery - Or keep it as a spare battery for your cell phone