Recently, the LED technology has improved fast. LED is a semiconducting diode device which emits light. It consists of a solid state of technology. This semiconductor device will be considered as most popular sources of light because of its longevity, power saving and environmental friendly. In the year 2009, for lighting 80-1001m/w are used as lighting. People were considering the LED lights as the alternative of the incandescence bulbs. So the benefits of the bulbs are discussed below. 1. Energy Saving 2. Eco-friendly 3. Long Lifespan 4. Wide Range of Colours Choice 5. Design Flexibility