gobagee KY-031 1pc tap sensor module knock sensor module Electronic Components Electronic Hobby Kit

The knock sensor, detects the knocks and the taps. It can work like a switch. Whenever it detects the vibration then an electronics switch which induces shock force and transfers the result to a circuit device thus triggering it to work. It contains the following parts: conductive vibration spring, switch body, trigger pin, and packaging agent. So the sensor will work as a switch.