Ключевые слова: background, bulb, button, conservation, control, cover, electric, electrical, electricity, energy, equipment, home, house, household, indoor, industry, interior, lamp, light, living, night, object, off, outlet, panel, plastic, plate, plug, power, press, push, rectangle, residential, room, save, simple, socket, supply, switch, technology, toggle, turn, utility, vintage, voltage, wall, white,