excellent light output, nice warm light so well suited for residential environments. The Leisungsaufnahme should be evaluated with green +. However, to be considered in the tube, which she does not fit into modern T8 versions, since the diameter is too thick. Who can has Craftsmanship fix the tube with holders for cable pipes (clamp) wonderful. Since the connection is made on one side only one uses the contact caps, a side with a hole for the cable and Anschuss by soldering to the Kontkte - Overhead contact cap - ready.