This iPad table clamp features a universal design that can accommodate iPad 1-4 as well as iPad Air and iPad Air 2. This unit also holds 7" and 10" android tablets. This iPad holder features an adjustable design that rotates 360 degrees, tilts 180 degrees, and swivels 90 degrees to achieve the perfect viewing and presentation angle. This mount can also be used as a document scanner holder, as many tablets feature scanning and photo capabilities. The bracket of this holder can mount to tabletops or countertops up to 3.5 inches thick. While mounted to this holder, tablets should have the home button exposed and usable. This iPad mount is made from steel and aluminum with some plastic parts.