As a leading manufacturer of portable computer power accessories, Battery Technology is dedicated to providing innovation, reliable & affordable battery technology to generate power & functionality for notebook computers, camcorders, portable peripherals & cellular phones. Features Power Type: Li Ion Power: 11.1V, 4500m Ah Compatibility: Satellite A10, A15 series (Tecra A1, A8 series; Qosmio E15, F15, G15, G25 series) OEM P/N: PA3285U-1BAS, PA3285-1BRS, PA3285U-2BRS, PA3285U-3BRS, PA3307U-1BRS