Here is our Scoot presentation cart, which serves many purposes. The multiple platforms can support laptops or projectors. There is a bottom storage shelf for supplies. The presentation shelf is height adjustable in 2-3/4″ increments for 4 positions (24-1/2″H to 32-3/4″H). There are numerous shelves for your convenience. The slide-out shelf is 13-1/2″W x 12″D and sits at 30-3/4″H. The back center shelf is 16-3/4″W x 15-3/4″D and sits at 24-1/2″ to 32-3/4″H (adjustable height). Finally, you have a generous bottom storage shelf at 16-3/4″W x 11-3/4″D. The black wood laminate top measures 21-1/2″W x 15-3/4″D and sits 40-1/4″H. Featuring 3″ casters, two of which are locking, assured easy mobility from room to room for your presentations.