Price is for 1 completeGreen / Red + Green / Red searchlight SignalHO scale 1:87made of bi-color LEDs with resistors and ready for 12V or 16V DC use Default: common anode signals.you may inform me via the note when pay if you need common Cathode signal. CharacteristicPrice is for 1 unitsSize for each : please check from the photofor HO scale 1:87the signal head is made from PlasticBrand new...