Ключевые слова: background, breaker, button, closeup, connection, conservation, control, current, electric, electrical, electricity, energy, environmental, equipment, europe, finger, gray, hand, holes, home, house, household, human, indoor, industry, insert, interior, isolated, light, lights, line, man, off, outlet, plate, plug, power, push, realistic, receptacle, socket, switch, technology, triple, turn, type, volt, voltage, wall, white,