Ключевые слова: accidental, but, button, closeup, concept, electric, electrical, electricity, energy, environment, equipment, finger, flipping, floor, generation, glass, hand, hands, home, indoor, interior, it, light, modern, new, off, office, power, press, prevent, push, relay, save, sensor, sensory, shock, simplicity, smart, smooth, switch, symbol, technology, touch, turn, utility, wall, white,