price for 1 complete traffic signalstraffic signal made by 2mm LEDs ( colors: top red / middle yellow / bottom green)Specifications:Brand: WeHonest Model.Reference Scale: Suitable N scale layouts.Operating Voltage: 3V DCOperating Current each LED: max. 20mAheight: please check from photosPackage included:1 x complete assembled signalsyou may let it work automatically by the following sequencer circuit board...