Crafted of brass and mouth-blown three-layered polished opal glass The VL Ring Crown family derives from a lamp designed by architect Vilhelm Lauritzen for the Danish Broadcasting House in Copenhagen in the 1940s.  The VL Ring Crown family brings a distinct and authentic touch to stylish interiors as well as a warm light to softly illuminate contemporary living. The pendant emits light directed primarily downwards. The opal glass provides a comfortable and uniform illumination of the area around the fixture. Uses three 40-watt bulbs Controllability: phase dimming Delivered lumens: 1,808 - 6,500 Efficacy: 40.2 lm/W - 61.9 lm/W Approx. 21.7"Dia x 9.2"T Lampshade Dimensions: 7.5"Dia x 8"T  Cord length: 10 ft. UL Listed Professional installation is recommended  Spot clean, wipe clean Made in Denmark Weight, 11.8 lbs Boxed weight, approximately 14.8 lbs Proposition 65 warning for California residents Backed by a limited manufacturer’s warranty. ( Click here for warranty information ) About Louis Poulsen: Established in Copenhagen in 1874, Louis Poulsen is a global luxury lighting brand on a mission to enable people to enhance the ambiance and function of a room with lighting that complements its surroundings. Based on the principle that form follows function, Louis Poulsen works closely with Danish designers to create innovative designs for timeless, high-quality products. With a strong design heritage as current as ever, they continue to elevate both indoor and outdoor spaces and make them more pleasant to be in.