Battery type: Li-ion; Capacity: 2200mAh Voltage: 14.8V;Cells: 4-cell. The battery is durable and has overcurrent protection, anti-overcharge, anti-overdischarge and temperature control functions. Compatibility: Toshiba Satellite C55-B / C55-B5299 / C55-B5202 15.6", Toshiba Satellite C55 Series, Toshiba Satellite C55D Series, Toshiba Satellite C55T Series, Toshiba Satellite L55 Series, Toshiba Satellite L55D Series, Toshiba Satellite L55T Series