Ключевые слова: background, black, bright, bulb, button, camp, dark, darkness, electronic, emergency, energy, equipment, find, flash, flashlight, glass, glowing, green, handle, help, household, idea, illumination, isolation, lamp, led, lens, light, lights, lite, long, night, object, off, plastic, portable, power, reflection, search, security, see, shine, sight, source, steel, technology, tool, torchlight, visible, white,