A 25 digit license key will be sent to your email address. 
It comes with official download links and simple installation instructions.
This key will activate Office 2019 Professional Plus on 1 PC running Windows 10.
Will work on fresh/existing installations of Office 2019 Professional Plus.
All future official updates included.
Supports all languages and works worldwide. Works for both 32/64 bit editions.
One-time purchase, no monthly/annual subscription or renewal required.

Note: Check your system compatiblity before ordering.