Ключевые слова: ac, background, building, button, closeup, concept, connect, connection, connector, control, design, electric, electrical, electricity, energy, equipment, flat sockets, ground, home, house, industrial, interior, light, line, main, neutral, neutron, object, outlet, outlets, pin, plastic, plug, power, socket, style, supply, switch, technology, voltage, volts, wall, wire,