This auction on a  160.GB  WD Hard Drive  for Acer Aspire one AO751h -1192  Laptop. Model: ZA3. This Hard drive version of  Windows 8.1 Pro  32bit 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.