Toshiba Primary 8-Cell Li-Ion Laptop Battery Part Number: PA3506U-1BRS
This Toshiba Primary Battery Pack is a 6-cell, rechargeable, removable, Lithium Ion battery designed to work with select Toshiba Satellite and Tecra series portable computers (see full compatibility below). If you are on the road or frequently in meetings and require non-interrupted computing time, keep one extra battery pack handy and enjoy the true portability of your PC.
Battery life may vary depending on applications, power management settings and features utilized. Recharge time varies depending on usage. Battery may not charge while computer is consuming full power. After a period of time, the battery will lose its ability to perform at maximum capacity and will need to be replaced. This is normal for all batteries.