RevK 
OK, that works... Quite impressed with @jlc3dp
The PCB with LEDs to go inside is expected tomorrow.
Update: Someone asked me if this image was real, not AI, or proof of concept: FFS, it is a real photograph I took of a real 3D print!
And yes, I am mastodon only now, so bloody well boost 🙂 thanks. Yes, thank you.
P.S. never expected "bloody well boost" to work. Extra cool. Thanks all.
mmu_man