Ensure that you have Violentmonkey or other userscript extension installed.
Download the script RulkaProFortuneWheelSpinner.user.js.
Confirm that you want to install the script.
The script should now be installed and ready to use. Open the Rulka.pro fortune wheel page.

Note

The items need to be wagered.

The winners of all draws appear to be ficticious and the activity is too consistent irregardless of time zones. Likely a scam website.