Kato USA Inc
Automatic 3-Color Signal

Walthers Part # 381-20605
N scale, $46.50, not currently in stock at Walthers, Expected: In Transit

Some dealers have received this item from Walthers in the past. Click here for a listing.

 
The signal changes from green to red as the engine reaches the detector position. A built-in timer then changes the signal to yellow and then back to green.