Рет қаралды 207,771
traffic light / traffic signal / how to make a traffic light model .
download & print the cutting sheet :
drive.google.com/file/d/1S8R7...
wires map guide (Circuit diagram) :
drive.google.com/file/d/1rpmY...
Adjustable DC Power Supply:
www.banggood.com/New-LM317-Ad...
LEDs:
www.banggood.com/180pcs-Eight...