The microcontroller can be mounted with or without pin header.
Additional for the terminals you can print spacers to place them in right position.
Useable terminals: https://www.amazon.de/gp/product/B08C4ZCCD5/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
Dont think about the quality, Im in trouble with this filament ;-)
The author marked this model as their own original creation.