Festool offers many sanders, depending upon what you need to accomplish. They have orbital, random orbital, Rotex, Specialty and compressed air. Festool sanders offer most of the same features you will find on other sanders, such as variable speed and a self contained power switch.
The Festool sanders are very nice for any woodworker. They fit nice in your hand. They are also extremely light, which means you are not going to get tired using these sanders.