GE Lighting 74037 40-Watt 320-Lumen Decorative A15 Incandescent Light Bulb, Crystal Clear, 2-Pack A15 shape with intermediate base for use in ceiling fans Uses 40-watts 320 lumens providing cozy, relaxing 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