LED High Bay LightThe reason why the LED fluorescent lamp has a light decay is that most of the material of the light emitting body is aging after long-term work. Any light-emitting material needs energy supply during work. The most commonly used energy is electrical energy. The bulbs we use are without exception converting electrical energy into heat and light energy, which means that any light-emitting element will generate heat. And our company’s materials are the best, so you do n’t have to worry about these minor issues.