GE Lighting 74869 35-Watt 270-Lumen Track and Recessed PAR20 Halogen Light Bulb, Reveal Uses 35-watts 270 lumens providing clean, beautiful light Lasts 2.3 years based on 3 hours per day usage Estimated yearly energy costs $4.22 based on 3 hours per day $0.11 per kWh PAR20 indoor floodlight with medium base for use in directional fixtures such as recessed can lighting