Toshiba PA3535U-1BAS battery by Amstron is designed to replace battery part numbers PA3534U-1BAS, PA3534U-1BRS, PA3535U-1BAS, PA3535U-1BRS, PABAS098, PABAS099. Amstron laptop batteries are precision-engineered and rigorously tested for voltage, capacity, compatibility and safety to meet or exceed original equipment manufacturer specifications. The LTO-54XT has 50% more runtime of the standard battery, and is designed for use with the Satellite A200, Satellite M200, and other series of Toshiba models. • Chemistry: Li-Ion • Rating: 10.8V 6600mAh • Warranty: 12 Months *Warranty covers any manufacture defect. Warranty does not cover damages due to misuse of the battery nor diminishing run time due to normal wear and tear.