Takes one standard E27 light bulb (not included). Total height of the lamp is adjustable, length of the cable is 130cm and can be shortened to your preference. This piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I 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.