Betec vintage 80s telescopic and compact lamp

Desk lamp, telescopic, published by betec (germany) in the 80s. Can be folded on itself so as to be compact! Telescopic height up to 75 cm base dimensions: 14 (l) X 7 cm (w) X 3.5 cm (h) dimensions when folded on itself: 19 (l) X 7 cm (w) X 3.5 cm (h) turns on and off using the small switch on its base. In perfect condition, bulb sold with it.