Test your mouse buttons, scroll wheel and double-click online. See left, right and middle clicks light up, check for double-click problems and measure your clicks per second (CPS).
Left0
Middle0
Right0
▲ Scroll up 0
▼ Scroll down 0
0Total clicks
0Double click
—Last interval between clicks
Double-click problem check: if a single click sometimes registers as two, the counter below will jump by 2.
Click anywhere in this area with any button, scroll the wheel, or double-click