GE Lighting 60273 Energy-Efficient Crystal Clear 29-watt 430-Lumen Ca10 Light Bulb with Medium Base, 2-Pack CA10 globe with medium base for use in vanity strips Uses 29 watts 430 lumens providing cozy, relaxing light Lasts 0.9 years based on 3 hours per day usage Estimated yearly energy costs 3.49 based on 3 hours per day 0.11 per kWh