N.J. International 8330 Three Light Signal System Module and Sensors (KM-05 CDS).

These are for ES-307 signal relay to be placed where you determine. You may need 2-4 sensors depending on the length of the trains. Adjust light for proper brightness and use "filter" to reduce brightness if it is too bright and relay does not work.

New

Shipping on train & railroad parts will combine automatically at checkout.