PowerSmart 11.1V 4400mAh 6 CELL Battery VGP-BPS13S FOR Sony VAIO VPC-S115FG VGN-AW83FS VPC-CW290X Remarks: 1. NO BIOS CD Needed; 2. Work with Windows 7 or Windows Vista 32 bit / 64 bit. Battery Type: Lithium-ion (Li-ion) Voltage: 11.10V Capacity: 4400mAh Color: Silver Dimension: 204.20 x 47.10 x 20.60 mm ||Rate: 49Wh || No. of cell: 6 Weight: 354.90 g 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.