The button module can function as an event trigger, status switcher, or counter.

Real-life examples
- The power button is used to turn on or off the PC.

- The Home button of iPhone can be used to lock or unlock the screen.

- The buttons of a mouse can record the number of times they are pressed.

Specifications
- Dimensions: 24 × 20 (mm)
- Service life: 100 thousand
- Operating current: 15 mA
