Circuitron Model Trains

Features: * Timing circuitry for standard traffic light. Outputs drive LED or lamp signals (not included). * If LEDs are used, they must be common anode design. All four times are adjustable. Requires 10-18V AC or DC input. Red, yellow and green outputs provided for each direction (six total) and each can drive a 250mA maximum load. Adaptable for all scales.
...more about the Circuitron TL-1 Traffic Light Controller