GE Lighting 42051 Energy Smart CFL 13-watt 825-Lumen T3 Spiral Light Bulb with Medium Base, 6-Pack 60 watt replacement uses only 13 watts 825 lumens providing comfortable, inviting light Lasts 9.1 years based on 3 hours per day usage Estimated yearly energy costs $1.57 based on 3 hours per day $0.11 per kWh 2700K sunshine light appearance