Description: High quality mini traffic light display module. Suitable for the production of traffic light system model and school scientific research projects Compatible with Arduino Voltage: 5V; Input: digital signal output Specification: 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 Package Includes: 1 Piece Mini Traffic Light Module
