... response, green environmental protection, and pollution-free functionality, the LED Ceiling light 15W as the ceiling or wall light used ... in the office, hotel, restaurant, jewelry shop etc.Features:1. American original encapsulated CREE light source, and Aluminium Alloy material ... -efficiency and long life time;3. Brightness degradation is less than 3‰ per 1000hour;4. With LED life time over 100,000 ...