The main factors that restrict the price of COB downlights are: 1. LED chips, LED chips affect the service life and light quality of LED downlight spotlights; 2. LED drive power, which restricts the service life of LED spotlights; 3. The shell material restricts the heat dissipation performance of the LED spotlight downlight; 4. The power size; 5. The brand.

Generally speaking, the price of 3W LED downlights can be as low as 5 yuan for some manufacturers, and some as high as 50 yuan. This is caused by the above factors. However, when choosing, it is more appropriate to choose a cost-effective LED downlight manufacturer. .