GE Lamps incandescent reflector lamp in frost color has a power rating of 45 watt and voltage rating of 120 volt. Lamp with E26 medium screw base and C9 filament has an average life of 2000 hour. Soft white finished bulb of size 2.500 inch diameter x 3.310 inch offers a brightness of 440 lumen. Great for use in directional fixtures such as recessed can lightingEstimated yearly energy costs $5.42 based on 3 hours per day $0.11 per kWhLasts 1.8 years based on 3 hours per day usageR20 indoor spotlight with medium baseSoft White light appearance2600K310 lumens provide cozy, relaxing light45 wattGE soft White indoor spotlights provide warm, pleasing everyday light without harsh glares and shadows. These bulbs' funnel shape and reflective coating help direct light where it is needed better than a standard incandescent bulb.