DMF Lighting 4" Adjustable 3500 Lumen Commercial Downlight (40.5W) Dimming:Integrated 0-10V this bulb provides exceptional light

this bulb provides exceptional light output and helps reduce electricity costs

I didn't see a need for the added cost

These aren’t adjustable

Built to last

DMF Lighting 4" Adjustable 3500 Lumen Commercial Downlight (40.5W) Dimming:Integrated 0-10V this bulb provides exceptional lightThe DMF Lighting 4" Commercial Adjustable 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. This light specifically has an adjustable head so you can be very intentional about your lighting setup. That being spaces with tall ceilings. Meanwhile, the M Series Residential lights (DRD2) cap out at