4" Iolite LED downlights require a dedicated Iolite new construction or remodel housing. Die-cast adjustable cone reflectors optimize visual cut-off and adjustable to aim the light source in desired direction. Adjustability: 45° (new construction) or 35° (remodel) Compatible Housing: NHIOICD-48. NHIOICDCP-48, NHRIOIC-48 Lumens / Wattage: 1000lm / 14W Color Temperature: 5000K Color Rendering Index: 90 CRI Beam Spread: Three field changeable optics included Finish: Natural Metal Reflector / Natural Metal Flange Listing: cULus listed for damp locations Accessories: NIO-AS, NIO-HC, NIO-FMMR-4S