1.18W,36W,54W 2.18*1W/2W/3W 3.1600 ... PMMA Viewing angle15 °/30° / 45 °/ 60° Color Rendering Index >75% Power Factor ≥ 0.85 Life-span ≥ 50,000 hrs Protection rating ... appearance2. High quality light source. The attenuation of high power LED light source is less than 3% by 3000hrs aging ... lamp, Bedside lamp, Ceiling light, etc. American Chip High power reflector down light 18W with High lumens (CE ROHS)