Computer mouse
![A computer mouse with the most common standard features: two buttons and a scroll wheel, which can also act as a third button.](/Images/godic/202412/13/3-Tastenmaus_Microsoft5642.jpg")
![The first ball-based computer mouse in 1968, Telefunken Rollkugel RKS 100-86 for their TR 86 process computer system.](/Images/godic/202412/13/Telefunken_Rollkugel_RKS_100-865642.jpg")
![Inventor Douglas Engelbart holding the first computer mouse,[18] showing the wheels that make contact with the working surface.](/Images/godic/202412/13/Firstmouseunderside5642.jpg")
![Another picture of the Engelbart mouse](/Images/godic/202412/13/SRI_Computer_Mouse5643.jpg")
A computer mouse is a pointing device (hand control) that detects two-dimensional motion relative to a surface. This motion is typically translated into the motion of a pointer on a display, which allows a smooth control of the graphical user interface.