Like a space probe from the mid-century space race, the Sapphire ceiling lamp''s aged patina and oversized bulbs gives an industrial salute to the big race. Bulbs not included, Matt Watt 25 W E26 Type T45 Edison. UL approved and listed.Style: Era LightingProduct Type: Ceiling Lamp LargeColor: RustProduct Cover: N/AProduct Finish: MetalOverall Product Dimensions: 40"W x 40"D x 68.9"HProduct Weight (lb): 14Max Bulb Watts: 25WSocket Size: E26Bulb Type: T45 EdisonNo. of Bulb Sockets: 20Dimmerble: Yes (add one dimmer switch)UL listed: YesBase H (in): 1.18110237Base Diameter (in): 5.039370112Diameter of Ceiling Plate (in): 5.1