GE Lighting 25195 Energy Smart spiral CFL 26-Watt (100-watt replacement) 1700-Lumen T3 Spiral Light Bulb with Medium Base, 1-Pack 100 watt replacement uses only 26-Watt 1700 lumens providing fresh, energizing light Lasts 9.1 years based on 3 hours per day usage Estimated yearly energy costs $3.13 based on 3 hours per day $0.11 per kWh $81 in energy savings over the life of the bulb based on 3 hours per day usage