A man looking at a lighted lightbulb over his head.
light bulblightbulbelectric lighttungsten lightideabright ideafilament bulbfilamentbulbcreativityelectricalelectricityenergybrightlamplightpowersolutionsbrightnessilluminateilluminatedincandescentinnovationinspirationglowinventinventiontungstencircuitconservationlight switchonoffon off switchpower switchmanmaleadultturned onrobotmodernfuturesourceswitchswitchplatebatterylightswitchtechnologysavepower companyturned
