Wireless remote control traffic light can be done by a RF wireless receiver and transmitter. The video will show the wiring method and operation of the wireless remote control traffic. Besides the application for wireless remote control traffic light, you can also use the kit to complete four operations at the same time. For example, turn the light on, open the door or control other dc/ac electrical devices in the meantime. It is applied for light remote control, motor remote control, garage door remote control, gate remote control, etc.