Ключевые слова: appliance, background, black, closeup, concept, connect, connection, connector, consumption, current, double, efficiency, electric, electrical, electricity, energy, equipment, european, grey, grounded, home, house, household, insert, interior, isolated, line, object, outlet, plastic, power, save, simple, socket, supply, technology, texture, tools, type, volt, voltage, wall, wallpaper, white, wire,