General discussion topics
Used M2 with Raspberry pie which I have no use for, at $700 for both? How old and what Model D or the newer E? If it was the E I would purchase in a heartbeat. Ender 3, nope to much fiddling around to get a decent print, if your experienced with 3 D printers, maybe if the price was right.
Retired Master Electrician, Commercial HVAC/R,CNC Router