Dell-IMSourcing Notebook Battery - Lithium Ion (Li-Ion) Battery Type: Lithium-ion (Li-ion) Voltage: 11.10V | Capacity: 4400mAh Rate: 49.00 Wh | No. of cell: 6 Weight: 316.00 g | Color: Black 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.