This collection was cleverly designed around our filament tube shaped bulbs by incorporating them into the actual shape of the Weathered Zinc framework. With a socket on one end and a faux socket on the other, the bulbs seem to form a continuous electrified circuit. Weathered Zinc Finish 4 60W Medium Bulb s Bulb s Not Included 60 Overall Height Including Cord/Chain/Rods/Etc. Position Install Ceiling Part of the Laboratory Collection Overall Dimensions 44 L x 44 W x 11 H Extension 11 Extension Rods 6 x1, 12 x1, 24 Backplate/Canopy Dimensions 5.25 dia Item Weight 6 lbs. Please note that this product is designed for use in the United States only 110 volt wiring , and may not work properly outside of the United States.