{"version":"1.0","type":"link","title":"Trackball - Newikis","description":"A trackball is a pointing device consisting of a ball held by a socket containing sensors to detect a rotation of the ball about two axes—like an upside-down ball mouse with an exposed protruding ball. Users roll the ball to position the on-screen pointer, using their thumb, fingers, or the palm of…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/f/f9/Wireless-trackman-mouse.jpg/1280px-Wireless-trackman-mouse.jpg","thumbnail_width":1280,"thumbnail_height":1057}