Industrial hanging lamp made by philips, holland grey enamel white interior e26 / e27 depending on destination, all lights are rewired and bulb holders are replaced for new ce certified (220 volt) or ul listed (110 volt) parts. 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.