TTSS2R Sensor Signal (RH Feather) 2 Aspect Distant Realistic-Wagon-Load The British Rail Derby Lightweight

The British Rail Derby Lightweight diesel multiple units

DEPTH 132mm

convenient way to remove dust from track and stop further accumulation during regular train operation

This product is ideal for a wide range of arts and crafts

We recommend our GMC-WM4 plug in transformer

TTSS2R Sensor Signal (RH Feather) 2 Aspect Distant Realistic-Wagon-Load The British Rail Derby LightweightWith 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