Telescopic rod, minimum of 15 inches and maximum of 30 inches. 4 inches black round canopy. BULBS NOT INCLUDED. White, clear, half-mirror, Vintage bulbs E26 can be used. Bulbs shown on picture (G40/Medium (E26) 150W/120V from Nuevo), NOT INCLUDED. Bulbs of 150 Watts maximum can be used for this fixture. Dimmable with an incandescent dimmer.