Adjustable table or desk light, the lamp shades can be pulled out from 44 -102 cm high They each have there one light switch for bright or more dimmed light Hans Ansems 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.