The NICOR REL Series 4-inch Round Canless LED Downlight features an ultra-thin, edge-lit design measuring under an inch deep. Its off-board driver includes a 5-position CCT selector switch (2700K–5000K) and delivers high-performance color quality (92 CRI, R9 > 50). Installing directly into drywall via spring-loaded tabs and the provided 4.25-inch template, requiring no recessed housing or separate junction box. Backed by a 5-Year Limited Warranty, this ready-to-install kit offers flexible placement and superior heat management.