Author: BRUNO CARNIER
Company/ Institution: TEHNIČKA ŠKOLA ZAGREB, PALMOTIĆEVA 84, ZAGREB
Country: CROATIA
e-mail: sinisa.tevelly@skole.hr
A system of two portable traffic lights that have direct communication with each other with the aim of reducing waiting times. They are battery-powered ESP32 boards and use ultrasonic distance sensors. Everything except the electronic/working parts is custom designed and 3D printed.