A mouse tray provides a flat, even surface for holding a mouse and mouse pad. It is installed at the side of a computer desk or keyboard tray too free up desk space. It can be rotated to different angles and adjusted to different heights to suit all types of users. It may also include a wrist rest to reduce hand strain, especially during extended use.
A clamp-on mouse tray has a thick clip that clamps onto the side or a computer desk. It is less secure than a mounted tray, but it is easier to set up and remove.
Mounted mouse tray
A mounted mouse tray has a mounting arm that can be fixed on or beneath the shelf of computer table. It is fastened separately from the keyboard shelf.