Bring total lighting flexibility to your space with the RAB WFRX-4D WFRX 4" edge-lit field-adjustable wafer downlight with a smooth trim. Engineered for both commercial and residential applications, this innovative fixture lets you switch between 3 wattages (8W, 10W, 12W) and 5 color temperatures (2700K–5000K) in seconds—no extra parts needed. Whether you want warm ambiance or daylight brightness, this light adapts with ease. With an ultra-slim, canless design, it installs effortlessly without the need for a housing or junction box—ideal for tight ceilings and retrofit projects. Powered by a universal 120–277V driver, this downlight supports TRIAC/ELV dimming, delivering smooth lighting control down to 10%. The IC and airtight-rated construction ensures safety and energy efficiency, while the wet-location rating makes it suitable for bathrooms, kitchens, soffits, and outdoor use. Long-lasting, energy-saving, and highly adaptable—the WFRX 4" is the perfect blend of performance and convenience.