Ky-031 Knock Sensor Module
The knock sensor, detects the knocks and the taps. It can work like a switch. The sensor sends data momentarily to the board. To keep the LED on, the button state change codes should be used. So the sensor will work as a switch.
- Single channel signal output
- Convenient to install
- Circuit board output switch
- Operating Voltage: DC 3~5V
- Great for teaching demonstration or product development
- 1 x Ky-031 Knock Sensor Module