EC TECHNOLOGY&reg; 1600mAh Li-ion Battery For LG Sprint Optimus S LS670, LG Optimus V VM670, LG Optimus M MS690, Optimus One P500, Optimus C LW690, Optimus U T, LG G series GW825V GX500 GD888 GM750 GW880 GX300, LG Expo GW820 GW620 Type: Li - ion battery; Voltage: 3.7V. Capacity: 1600mAh, more than 500 charge cycles Compatible with LG Sprint Optimus S LS670, LG Optimus M MS690, Optimus C LW690, Optimus One P500, Optimus U/T, G series GM750/GW880/GX300/GW825V/GX500 Package:1xbattery