Is running out of battery power in the middle of a project driving you crazy? This is something you won’t have to worry about with the LTO-51 by Amstron. This battery is precision engineered to be a reliable and high performance replacement for your Toshiba Tecra A2, M2, and M2V series notebooks. The LTO-51 is designed to replace Toshiba OEM part numbers PA3356U-1BAS and PA3356U-1BRS . Now you can have the confidence to take your laptop to the local coffee shop, without worrying about finding an outlet. . • Chemistry: Li-Ion • Ratings 11.1 Volts 4400mAh Capacity • Will meet or exceed original specifications • Warranty: 1 Year