The key(s) provided cannot be used to upgrade from your currently installed version of Home to Professional (unless you choose to do a full and clean installation of Pro from scratch). USB Key may not be exactly as pictured. These keys are Volume MAK licenses. If you are not knowledgeable I would suggest instead using a professional computer shop to take care of your need or do a search on the web on How to boot windows 10 from USB Drive.
This is to ensure the key works for you and so I can provide you personal service at the time of install. My response time is 30 minutes to 24 hours. This product doesn't include a box. The item "Windows 10 Pro Installation or Repair Recovery USB drive + 20 PCs Volume MAK" is in sale since Saturday, August 17, 2019.
This item is in the category "Computers/Tablets & Networking\Software\Operating Systems". The seller is "jo9822" and is located in San Jose, California.
This item can be shipped worldwide.