Voltage: 10.8v Capacity: 5200mAh Chemistry: Li-ion (Lithium Ion) Dimensions: 42mm x 21.4mm x 205.1mm High capacity 6 cell battery Suits: Toshiba Dynabook CX/45, Dynabook CX/47, Dynabook SS M40, Dynabook SS M41, Equium U300 Series, Portege M600 Series, Portege M601, Portege M602, Portege M603, Portege M606, Portege M607, Portege M609, Portege M612, Satellite Pro U300 Series, Satellite U300 Series, Satellite U305 Series, Tecra M8. Replaces battery models PA3593U-1BAS, PA3594U-1BRS, PABAS111. Panasonic cells used for superior performance and extended service life.