BR20 7W LED bulb, Energy Star qualified, 25000 hours lifetime, No mercury and UV/IR light, heat sink: spinning aluminum. BR20 ... 7w dimmable LED bulb, Energy Star QualifiedParameters:1.Base type: E26 ... , Weight: 113g2. Available color temperature: 3000k, 5000k3. Heat sink: spinning aluminum 4. Lifespan: 25,000hrs5 .No UV and IR radiation6 ...