Dimmable floodlight bulb exceeds all industry standards and provides smooth, uniform dimming. Highly efficient LED (light emitting diode) and Driver. Consistent color within 3 MacAdam ellipse tolerance. Applications include: recessed downlights, track lights, display lights, and outdoor fixtures protected from the elements. UL (Underwriter's Laboratories) approved for damp locations. Compatible with photo eye controls that are rated for CFL (compact fluorescent) and LED bulbs.