This industrial pendant lamp was designed by Charles Keller for Zumtobel Staff during the 1990s. It features a cast aluminum top and an aluminium shade with glass cover. New porcelain socket requires E27/ E26 lightbulbs. New wire. The diameter of the shade is 34 cm. The weight ot the lamp is 3,2 kg. Due to age some scratches can be found on the aluminium shade. This piece has an attribution mark, I am sure that it is completely authentic and take full responsibility for any authenticity issues arising from misattribution, European Plug (up to 250V).The wiring of this item may be original and might need replacement, if not specified otherwise.