Ключевые слова: 220, adapter, background, black, blue, british, cable, closeup, concept, connect, connection, danger, different, efficiency, electric, electrical, electricity, electronic, element, energy, equipment, european, extension, four, gadget, image, industry, isolated, multi, nobody, object, outlet, pin, plug, power, side view, sign, simple, studio, supply, switch, symbol, technology, three, unplugged, volt, voltage, white, wire,