MARCONI WALL a total of 414 squares out of a aluminium plate refers to the beginning of modern design in Vienna more than 100 years ago. Architectural design with the latest LED units from Osram. A suspended,ceiling and wall version with various light-output: 2000LM up to 8800LM. The LEDmodule efficancy is 150LM/W which is very good and a nominale lamp life time of 50000 houres. Colour : Matt White with a opale diffusor. Dimensions 1250 x 100 x 100 mm.