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. Available in Black, Blue or Silver metal top. It has Aluminum legs with multiple adjustment points. Light duty but engineered well. Great for reading and PC tablets. Model B comes with expandable mouse extension