traffic signal control board wallpaperProviderpixabayResolution2304 × 1536Aspect ratio1.50:1AuthorArtisticOperationsSourceOpen original page Download wallpaper Available sizesPreview150 × 99Web640 × 426Large2304 × 1536Tagstraffic signal control boardcomputerhoustontexastraffictechnologydigitalwireselectricalmotherboard