blackout wallpaperProviderpixabayResolution5500 × 4250Aspect ratio1.29:1AuthorAlexandra_KochSourceOpen original page Download wallpaper Available sizesPreview150 × 116Web640 × 495Large5500 × 4250Tagsblackoutenergy savinghorizonelectricityatomic energygreen electricityenergysave upscarcitysymbol