- Glasswork pendant designed by German designer Aloys Ferdinand Gangkofner - Fitted with one E27 socket - With retractable mechanism - Stretches from 12 to 36 inches Labeled by Maker,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.