... 5.Aluminum alloy frame Brand NameSUOCAI Led Writing Board Product Size30*20cm, 57.5*46cm, 68* ... wrap/inner box, 10pcs/ctn Natural Accessorycotroller,power adaptor,instruction Used PlaceBar,hotels,restaurants,nightclubs,super ... hard wearing-special marker pen for led writing board to protect the screen avoiding scratch 3. ... producting tachnology, creat new style alaways High quality led writing board