DMF Lighting 4" Fixed 3000 Lumen Commercial Downlight (34.0W)The DMF Lighting 4" Commercial Fixed Downlight is the newest innovation in high bay fixtures. Previously, they had the DCD series; now, theyre called Commercial Downlights. Despite the name change, they are still made for the same application. That being spaces with tall ceilings. Meanwhile, the M Series Residential lights (DRD2) cap out at 16. 5W, but these go up to 40. 5W. Simply put more power = more light. Color temperature or CCT is pretty