Place this O-scale signal at any grade crossing on your model railroad. As the train approaches, red lights flash, signaling traffic to halt. After the train passes, the lights stop flashing and traffic resumes its way on your layout.

• Dimensions:  4 1/2” Tall, Base is 4” x 1 1/2”

Does not include the 153C track contactor. Most people don't use these and the best way to acivate the signal is to wire it with an insulated track section. This one is in like new condition.