Smart Power 11.1V 4400mAh 49Wh 6 Cell Replacement for SONY VGP-BPS2A/S, VGP-BPS2C/S, VGP-BPS2C/S/E Laptop Battery Battery Type: Li-ion Voltage: 11.10V Capacity: 4400mAh Color: Silver Dimension: 206.55 x 49.40 x 19.50 mm///Weight: 321.50 g Please ensure the product(s) that you are going to buy fits the brand, model, part number and dimension (mentioned above) of your device.