Toshiba PA3399U-1BAS replacement battery by Amstron is designed to replace battery part numbers PA3399U-1BAS, PA3399U-1BRS, PA3399U-2BAS, PA3399U-2BRS, PA3400U-1BAS, PA3400U-1BRL, PA3400U-1BRS, PA3478U-1BAS, PA3478U-1BRS, PABAS077. Amstron laptop batteries are precision-engineered and rigorously tested for voltage, capacity, compatibility and safety to exceed original equipment manufacturer specifications. The LTO-62XT has 33% more runtime of the standard battery.Chemistry: Li-IonRating: 10.8V 7800mAhDimensions (L"xW"'xH''): 8.13 x 2.86 x 0.90Contacts: 7 Position Contacts (w/ top side up, missing contact to the left)Warranty: 12 Months
*Warranty covers any manufacture defect. Warranty does not cover damages due to misuse of the battery or diminishing run time due to normal wear and tear.