1 x HO scale railroad grade crossing signals common+ LEDs made single sides #B2C

price for 1 x grade crossing signal2 heads LEDs made crossing signal.with screw base for easy installation.default common anode ( may inform me via Paypal's note if need common cathode one )Specifications:Brand: WeHonest Model.Reference Scale: for HO scale layouts.size: please check from the above photosoperating voltage: DC 3Voperating current: 20mA each LEDred wire = common anode wire, black wires = cathode wires for each LED.Package included:1 x complete signal...