Duda LED (Light-Emitting Diode) lights are the most efficient and reliable source of illumination on the market. They outperform traditional light bulbs (incandescent lights) and fluorescent lights. They do not contain any hazardous materials and they waste very little energy in the form of heat. LED lights illuminate instantly and will not be damaged by constant on and off switching. Best of all, they outlast the life span of traditional lights by more than 50 times, eliminating the time and cost involved in replacing the lights on a regular basis.