Ключевые слова: appliances, begin, black, button, closeup, component, computer, concept, connect, control, dark, design, detail, device, electric, electronic, element, energy, equipment, flip, go, home, house, industrial, macro, object, off, on, panel, picture, plastic, plug, power, pressing, push, sign, start, supply, surface, switch, symbol, technology, texture, turn, voltage,