This floor lamp has a cast iron base and a steel rod painted with brass. The construction is fitted with one E27 porcelain socket up to 100 watts. It was made in Austria by Kalmar in the early 1950s. 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, European Plug (up to 250V).The wiring of this item may be original and might need replacement, if not specified otherwise.