Price for 1 complete crossing signal onlyFeaturescrossing signal with "2 TRACKS" sign, 4 targets.for O scale layouts use.made with Red LEDs and with wires, can be lighted.operating voltage: 3V DC ( don't use it on more than 3V directly )operating current: 20mA each LED.size: please check it from the photowith screw base for easy installationDefault: common anode signals.you may message me if you need common Cathode signal.Package Includes1 x complete signal( won't come with flasher board )...