GE Lighting 66284 Energy-Efficient Halogen 50-Watt (75-watt replacement) 900-Lumen PAR38 Floodlight Bulb with Medium Base, 2-Pack Uses 50-watts 900 lumens providing comfortable, inviting light Lasts 2.4 years based on 3 hours per day usage Estimated yearly energy costs $6.02 based on 3 hours per day $0.11 per kWh PAR38 indoor/outdoor floodlight with medium base for use in outdoor security lighting and indoor directional fixtures