Bulb Requirements: Use a single E26 bulb (not included) 60 watts maximum; Incandescent, LED, or CFL are compatible. Exquisite Appearance: Clear handblown mini glass shade with brass-finished metal base, blending industrial and modern styles, perfectly matching various decoration styles. Adjustable Height and Brightness: Equipped with a 47.5 inch long cord, which can be adjusted freely according to your needs.Fully dimmable with compatible dimmer switch( not included ) to create the perfect atmosphere.