GE Lighting Soft White 72019 38-Watt, 435-Lumen A19 Light Bulb with Medium Base, 24-Pack Uses 38 watts 310/435 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 A19 shape with medium base for use in table lamps and enclosed fixtures