EcoSmart 40W Equivalent Soft White (2700K) Spiral CFL Light Bulb (4-Pack)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Uses 9 watts of energy but gives light equivalent to a standard 40-watt incandescent bulb</li><li>Uses 75% less energy compared to a standard incandescent light bulb</li><li>Estimated annual energy cost is $1.08 (Bbsed on 3 hrs/day， 11¢/kWh. Costs depend on rates and use.)</li><li>Spiral shape with a medium base. Not dimmable. Guaranteed for 9 years!</li><li>Ideal for use in table lamps， sconces， ceiling mount fixtures and other everyday lighting applications</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51Jb%2BsDOaLL.jpg" noproxy>