Halogen PAR lamps are an affordable indoor/outdoor solution for recessed downlights, track lighting, wall washing, and general lighting applications in residential, retail, restaurant, hospitality, office, property management, and school environments. These bulbs are fully dimmable and require no special dimmer. With a color temperature of 2850K, enjoy bright white lighting with a clear and stunning CRI (color rendering index) of 100. Take advantage of savings with an annual operating cost of only $4.70. These 50W PAR30 reflector bulbs are hard glass with a silver housing color, and 120 volts. See the clear difference 100 years of lighting innovation makes - only with SYLVANIA.