GE Lighting 69168 38-watt 550-Lumen Energy-Efficient Halogen Floodlight Bulb with Medium Base, 6-Pack Uses 38 watts 550 lumens providing cozy, relaxing light Lasts 1.4 years based on 3 hours per day usage Estimated yearly energy costs $4.58 based on 3 hours per day $0.11 per kWh PAR30 indoor floodlight with medium base for use in directional fixtures such as recessed can lighting