PowerSmart 8 Cell Toshiba 4IMR19/65-2, PA3928U-1BRS, PABAS248 Replacement Laptop Notebook Computers battery, Toshiba Qosmio X770, X775 Series, [12 Months Warranty 100% Grade A battery cell and premium microchips ensure high quality 12 Months Manufacturer Warranty, 100% Compatible and Brand New : Lithium Ion (Li- ion) Battery Rechargable with No Memory Effect and Power Surge Protection. Battery Type: Lithium-ion (Li-ion) Voltage: 14.40V Capacity: 4400mAh || Replacement Battery (Brand New) || Dimension: 205.20 x 51.70 x 42.00 mm Please ensure the product(s) that you are going to buy fits the brand, model, part number and dimension (mentioned above) of your device.