If you like the mobility of an I-pad or a tablet this is for you.  It is small and light weight. It folds quite nicely to 3". Perfect for holding your I-pad or a medium sized laptop computer the tray top is 14" x 9.5" It is very adjustable. Weighs a little more than two pounds.  Height adjusts from 11" to 14". Tilts up and back . Leg opening is 18" at the base and 12" at the tray. . It has two book page holders. Black metal top Aluminum tubing with multiple adjustment points. Light duty but engineered well. Great for reading and PC tablets. Model B comes with expandable mouse extension