GE Lighting 44410 40-Watt 355-Lumen A15 Light Bulb with Medium Base, Soft White, 12-Pack A15 shape with medium base for use in ceiling fans Uses 40 watts 355 lumens providing subtle, reassuring light Lasts 1.4 years based on 3 hours per day usage Estimated yearly energy costs $4.82 based on 3 hours per day $0.11 per kWh