This was a pretty quick build! Uses a Raspberry Pi Zero, Particle Boron, cheap LCD display and val.town for the backend.
Re: legality - I can't find anything that says it's illegal in MA but pls let me know if I am incorrect. I've only seen warnings against using colors reserved for emergency vehicles.
[+] [-] gvy-dvpont|1 year ago|reply
Re: legality - I can't find anything that says it's illegal in MA but pls let me know if I am incorrect. I've only seen warnings against using colors reserved for emergency vehicles.