Compatibility - Fits screens 20' - 37' with 100x100mm, 200x100mm, or 200x200mm mounting capability. Mounts to ceilings, cabinets (24' deep cabinets only), upper desk shelving, and more. Please Note: Not for use in moving vehicle Motion- Tilts -90° to 0° allowing for easy storage, cleared up space, and out-of-way safety; 90° swivel to allow for a variety of viewing angles