Among the most versatile and cool lights, the light-emitting diode or LED lights are new, tough, and seem to last forever. You can find them in mini-flashlights, in jewelry, penlights, and dozens of small applications. Larger bulbs are quite expensive because they are such a new technology, but the small bulbs give a significant amount of light, and in larger displays can light an area quite brightly.
LED lights seem to last forever. Regular incandescent bulbs only last ab…