for the fun, no prized

rules:

Your box look like a ‘pro’ one? Here is the right place for you.

It’s about the outside as well as the inside and the docs (or “datasheets” ) you will produce with it. All the state of the dev have to shown, please publish all the related document (autocad design, schematic, …) So, the “pro” overall behaviour will be take into account too.