Executed in metal and milk glas. The lamp needs 1 x e27 edison screw fit bulb, is with original wiring, and in working condition. It runs both on 110 / 230 volt. adjustable hanging height from 60cm - 180cm. (23.62 in - 70.86 in). our lamps are checked, cleaned and are suitable for use in the usa. 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, up to 250v (europe/uk standard).the wiring of this item may be original and might need replacement, if not specified otherwise.