Replacement Toshiba PA3166U-1BAS by Amstron provides reliable performance in your Toshiba laptop. This precision-engineered Lithium-Ion battery is designed for use in the Toshiba Satellite 1900 and Satellite 1905 series notebooks. Take your work on the road with you without sacrificing performance and productivity with Amstron brand Toshiba laptop batteries. • Chemistry: Li-Ion • Rating: 14.8V 6900mAh • Will Meet or exceed original specifications • Warranty: 1 Year