Ceiling lamp by aloys f. Gangkofner for peill & putzler, germany düren, 1960s 1 x e27 edison screw fit bulb holder is rewired and in working condition. It runs both on 110/230 volts. i have official proof of authenticity such as vintage catalogs, designer records, or other literature sources and take full responsibility for any authenticity issues arising from misattribution, up to 250v (europe/uk standard).the wiring of this item may be original and might need replacement, if not specified otherwise.