Depending on destination, all our lights are rewired and bulb holders e27 / e26 are replaced for new ce certified (220 volt) or ul listed (110 volt) parts. excluding light bulb. 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.