Catalog > Internet of Things (IOT) Related Products > More Platforms LED Traffic Light Module 5V LED / 5V Traffic Light Module LED Traffic Light Module 5V Part No: HKD 5V TRAFFIC LIGHT MODULE 11.99 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features High quality mini traffic light display module. Suitable for the production of traffic light system model and school scientific research projects. Compatible with Arduino. It just support controller to contorl. Input High or Low level from controller to make LEDs ON or OFF. It can be controlled by PWM,too. Specifications Size : Approx. 56 x 21 x 11mm Light Color : red yellow green LED : 5mm x 3 Voltage : 5V Input : digital signal output Interface : common cathode, red yellow green separate control Platform : for Arduino, 51 single chip microcomputer