From Bell Lighting this is a fully dimmable LED filament GLS bulb designed with a clear finish and easy to install Bayonet Cap base-type (B22/BC). Using just 6 Watts of power this model provides a crisp and bright Cool White light output at 4000 Kelvin perfect for retail commercial and domestic spaces. LED filament provides the unique and stylish aesthetic of a traditional filament bulb with the supreme energy efficiency of LED.