different models: 11 x W22W-6 6 x W22W-7 1 x W24W-5 All monitors are functional they have slight signs of wear: Single scratches on the housing discoloration of the housing possible by solar radiation; light dust deposits Duration of use 10 years Year of construction 2014 and own a CE or GS/TÜV Rheinland marking Cold device plugs can be supplied CE marking available