The 5″ LED Ultra-Slim Downlight features Edge-lit technology to produce a smooth, uniform and reduces glare lighting effect. An affordable alternative to air-seal IC recessed housing or fire-rated boxes. Driver-On-Board technology eliminates the demand for traditional LED driver and still dims standard TRIAC dimmers. Suitable for dry, damp, or wet locations. Adaptable to standard 3 inch or 4 inch round, octagon, or square junction box or shallow pan box.