ecoBrites Ultr-Brites Dimmable 12x2w Hi-Performance LED light (replacing 200w incandescent/halogen bulbs). Natural White (3100k) Light Output in 120 degree Wide Angle "Flood" Beam Spread with Diffuser. Standard PAR38 / R38. Working with Traditional Dimmer. Designed for Recessed Downlights, Spotlights, Track Lights & Floodlights (replacement or retrofit of Incandescent, Halogen, Fluorescent & CFL Bulbs). Ideal for High Ceilings, Lobbies, Entrances. Deliver 78% more Energy Savings than Incandescent Bulbs, or 47% more than Fluorescent Bulbs Rated Life 50X Longer than Incandescent Bulbs, 6X Longer than Fluorescent Bulbs No UV, IR or Heat Radiations, unlike Incandescent Bulbs No Mercury, Lead-Free and RoHS compliant, unlike Fluorescent Bulbs No Flicker, No Buzz Noise, or No Warm-up Delay, unlike Fluorescent Bulbs