USAI B4RDF-33C3-35KS-50-S-AC-WH- NCSM-UNV-D6E LED 4.5" ROUND DOWNLIGHT WITH FLANGE 33W 3500K 80 CRI 50 PERCENT BEAM SOLITE LENS CLEAR MATTE TRIM WHITE NEW CONSTRUCTION NARROW WIDTH 120-277V 0-10V 1% DIMMING