2 x HO/OO Scale railway crossing signals LED flashing + 1 Circuit board flasher

Price is for 2 complete4 heads Common Anode Railroad Crossing Signal( Come with circuit board falshers )HO or OO Scale    they can be lighted and flash alternativelyCharacteristicPrice is for 2 set +1 Circuit board flasherSize for each : Approx.  70mm or 2.76" inch Heightfor HO or OO ScaleBrand newPRODUCT  DESCRIPTION you may control them manuallyor        Control them automatically by moving train ( click the above photos )...