price for 1 complete signal ( common anode )SMD LEDs madesingle target may shows Red/Amber/Green light.4 wires, the black wire is Common Anode wire, the color wires are cathode wires. ( message me right after payment if you need Common Cathode signal ).base style: thread base ( default ), must message me right after payment if need them with plat base.Specifications:Brand: WeHonest Model.Size: Please check it from the above photo.Reference Scale: Suitable for OO/HO scale layouts.Operating Voltage: 3V DC only. ( do NOT use it on 12V DC directly, must wire a 620 ohm resistor with the black wire if use on 12V DC )Operating Current for each light: 20mA.Material: steelPackage inclu...