TTSS4 Sensor Signal 3 Aspect Distant Stock-Alert-1 5V) (separately sold)

5V) (separately sold)

In addition to transporting motor vehicles and carriages

Available with Red

a stronger tweezer (for general use)

TTSS4 Sensor Signal 3 Aspect Distant Stock-Alert-1 5V) (separately sold)With the use of the Sensor Signal developed by Train Tech you can easily add automatic signalling into your layout in seconds. The signals work by detecting a locomotive, or full train passing by it using a very small infrared sensor built in to the signal base. As soon as the locomotive has passed the sensor the signal changes to yellow and will stay yellow for about seven seconds to let the train clear the block. It then reverts back to green. If