This auction on a 160.GB Seagate Hard Drive for Acer Aspire one D257 Laptop. This Hard drive version of Windows 10 Pro 64bit operating system on it. Fresh Activated. Due to changes in hardware you may need license key to activate windows Hard drive is in perfect condition. Item is guarantee against DOA. What you see in the pictures is what you get. Please add $7.00 for Shipping and Handling. .I will Guarantee for 10 days from delivery confirmation to test and inspect. Shipping via USPS. Don’t bid if you do not agree with my terms Sorry, USA shipping only!!!! Note: If buyer in reinstall the OS item will be out of warranty.