6 Cell Genuine Sony Brand Battery for Sony Vaio VGN-F, VGN-NW, VGN-NS, VGN-CW, VGN-AW, VGN-BZ, VGN-SR, VPC-CW, VPC-F, VPC-S, VPC-Y This is a genuine Sony brand 6 cell battery. The superior Sony cells inside the battery cartridge will provide longer run times between charges as well as a longer service life than cheaper batteries. In addition, Li-ion batteries are not subject to the memory effect common with older battery technology. This means you can recharge your laptop any time without diminishing your battery capacity. The battery is individually tested before shipment and backed by a 30 day complete satisfaction guarantee and a 1 year warranty. Brand: Voltage: Battery Capacity: Battery Type: Cell Origin: Color: Warranty: Guarantee: Useful Life: ... Less

6 Cell Replacement Battery for Sony Vaio VGN-FW, NW, NS, CW, AW, BZ, SR, VPC-CW, VPC-F, VPC-S, VPC-Y Series Laptop Battery This is a brand new Sony Vaio premium grade replacement battery. The superior Samsung cells inside the battery cartridge will provide longer run times between charges as well as a longer service life than cheaper batteries. In addition, Li-ion batteries are not subject to the memory effect common with older battery technology. This means you can recharge your laptop any time without diminishing your battery capacity. This laptop battery replacement is typically superior to the original battery and is 100% compatible with your Sony Vaio notebook computer. The battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 1... Less