A trackball, as rotated to control a cursor on a computer. An alternative or supplement to a computer mouse or touchpad. Generally depicted as a cordless device with a blue or red ball in a cylindrical, black or gray socket.
Occasionally used for various content concerning gaming. Facebook’s design featurs a rectangular base, while Google’s design previously featured a cord.
Trackball was approved as part of Unicode 7.0 in 2014 and added to Emoji 1.0 in 2015.
U+1F5B2
U+FE0F
?️ Trackball
?️ Variation selector-16