This Sony Vaio PCG 71811W battery is compatible with a wide variety of Sony laptops, including models in the Vaio SVE, PCG and VPC. To make sure you order the correct battery check the part number printed on the original battery. It should match with BPS26 or BPL26 or with another part number listed.
This battery uses the highest quality components and lithium-ion cells. Higher quality cells mean a longer running, faster charging and lighter-weight battery.
Expected service life for this battery is 3 - 5 years. Cheaper batteries can wear out in as little as 6 months! (Just read the reviews on the cheap batteries on Amazon and eBay).
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. Each PCG-71811W battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 2 Year warranty.
