Battpit&trade; Laptop / Notebook Battery Replacement for Toshiba PA3817U-1BRS (4400 mAh) Type: 10.8 Volt Li-ion Laptop Battery Capacity: 4400 mAh Condition: New 30-Day Money Back Guarantee. 1 Year Warranty This is a genuine Battpit&trade; product comes with 1 year warranty. Beware of imitation (Battpit&trade; bears no responsibility on the imitation product purchased.)!