Innovative metal base design achieves anti-shake, and scratch-free. Save space, can Be Placed In The Corner At Will Without Occupying Space. The Projector Stand With Tray Is Adjustable In Height From 27.6" To 47" To Suit Your Viewing Requirements. The Tray Size Is 11.8X 11.4 And Supports Multiple Specifications Of Equipment, Projectors, Recorders, and Music Notes, With The Convenient Setting Of Stand, It Is Perfect For Meeting Rooms, Classrooms, and Stages, Home. Equipment Shelf: provides more storage space for accessories.