He sells it here.

https://www.amazon.com/Filament-Friday-Leveler-Electronic-Assembled/dp/B09S173CVK?crid=1KJIIRA3L6TXV&keywords=filament+friday&qid=1653695476&sprefix=filament+friday,aps,152&sr=8-3&linkCode=sl1&tag=chuchellselec-20&linkId=6b2e27eee473da7ad5dc8c52968088cf&language=en_US&ref_=as_li_ss_tl

It is much more expensive $25. However Sunlu being a much larger company could have developed their own solution that added on to his design and not look like they straight up jacked it. The least they could have done is add an enclosure to it.