Price is for 1 complete signal with screw baseGreen/Amber/Red Railroad Signals in GreyN scale 1:160made of LEDs with resistors for 12V to 16V DC use Smaller Target Face CharacteristicPrice is for 1 unitsSize for each : Approx. 34.5mm or 1.36inch Heightfor N scale 1:160the signal head is made from PlasticBrand newPRODUCT DESCRIPTION Your station platform or street scenes will be more lively with these items.Perfect for Model Train Set LandscapeControl them automatically by moving train ( click here ) Control them manually ( click here ) ...