DIMMING OPTIONS: Enjoy the convinience of having dimming options and be able to create meaningful ambient moods. ENERGY EFFICIENT: Energy Star certified-meets federal efficiency standards. Focus more on the things you care and less about your energy bill. Become part of the Euri family and start experiencing amazing yearly savings. The estimated yearly energy cost is $1.80 (based on 3 hrs/ day, 11/kWh, cost depends on rates and use). ENCLOSED FIXTURE RATED: Euri Lightings EA19-15W2000e can be used in enclosed lighting fixtures that keep a tight seal around the light source; without compromising the lifespan of your lamp. LONG LIFESPAN: These Euri 100W Equivalent A19s carry a standard 3 Year, 25,000 Hour Warranty