Smart Power PowerSmart Battery for Toshiba PA3641U-1BAS, PA3641U-1BRS, PABAS123 This battery Compatible Part Numbers: PA3641U-1BAS, PA3641U-1BRS, PABAS123 Battery Type: Lithium-ion (Li-ion) Voltage: 14.40V Capacity: 4400mAh || Dimension: 140.70 x 92.30 x 21.00 mm Product Type: Replacement Battery (Brand New)//// Condition: New, 1 year warranty! Please ensure the product(s) that you are going to buy fits the brand, model, part number and dimension (mentioned above) of your device. The brand "PowerSmart" is our exclusive registered trademark, products trademarked " PowerSmart" are marketed and sold exclusively by power198