Casablanca K4SA Four Light Integrated CFL Thumbscrew Fitter for 2-1/4" Glass Includes - 4 14w CFL Bulbs Bulbs included with this light kit do not dim. If this light kit is installed on a fan with a light dimming function, then bulbs capable of dimming need to be purchased separately 2-1/4" Glass Shades not included This fixture is compatible with the Casablanca Panama, Capistrano, Brescia, Hollistan, and Concentra fans