Replacement Laptop Battery For Sony VAIO VGN-CR190 VGN-CR290 VGN-CR490 VGN-CR590, 9-CELL Remark: 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: 7800mAh Color: Silver Dimension: 206.70 x 68.10 x 32.25 mm||Weight: 506.10 g Product Type: Replacement Battery ||Condition: 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.