Traffic Light Sequencer| **Educational and Engaging DIY Project** The 1/100 Scale LED Light City Traffic Light Model is an excellent educational tool for individuals interested in learning about traffic systems and urban planning. This model kit is designed to be assembled by hobbyists and ...
http://www.ecrater.com/p/12018399/micro-3-traffic-light-signal-controller http://trafficlightwizard.com/3colorsequencerkitforrotationofflashinglight.aspx A lamp or appliance cord with ground wire Other materials you will need will depend on the starting state of your traffic signal. I used some...