LED bulbs work on LED technology, check https://britelitedirect.co.uk/. LED means light-emitting diode. It is a semiconductor device that produces light when electric current is passed through it. The light rays emitted by LED technology are not very bright. The light produced is monochromatic meaning it is of single colour produced by a single sinewave. LED bulbs require low power to perform. They are long lasting and have multiple uses in various areas.