The Presto is a portable desktop magnifier that is quick & easy to set up. It is also easily folded away for transport and moving. Its simple 4 button keyboard configuration & high speed reading optics make it simple and intuitive to use. Its three image viewing modes including photo, positive and negative images makes it flexible for reading. Its functional user controls – Power, Zoom-up, Zoom-down, image mode and an image enhancement button make it very simple to use. It has a wide range of magnification levels up to 23x. It includes a large, integrated reading table with braking system which adds to its overall ease of use. The Presto also has an optional hard travel case which not only makes it easy to travel with, but also keeps your Presto safe and secure.