Total height of the lamp is adjustable, length of the cable alone is 140cm and can be shortened to your preference. Takes one e27 light bulb (should be led not incandescent, not included). A standard e26 american/canadian size also fits (tested). Works with 220v as well as 110v. up to 250v (europe/uk standard).the wiring of this item may be original and might need replacement, if not specified otherwise.