The EUROLITE Diffuser Cover is a separately sold frost filter designed for the AKKU Bar-3 Glow QCL Flex QuickDMX. It softens and homogenizes the fixture’s light output for a more even appearance. The cover measures 17.2 cm in length, 3.9 cm in width and 0.2 cm in height, with a weight of 0.01 kg. No electrical components or power connection are specified.