Price is for 1 complete signals ( two poles with 2 signal lights each )Green at bottom/Yellow/Red on topSMD LEDs made, HO scale CharacteristicPrice is for 1 traffic lightsHeight : Approx. 70mm or 2.76 inch Heightwith 7 lead wires, black wires is common anode wires, color wires are cathode wires, all LEDs can be lighted indenpendently.each LED for DC 3V and 20mABrand newPRODUCT DESCRIPTION you may control them manually by 4 position switch.orClick Here To Buy the other Signal Controller...