The Vibration module based on the vibration sensor SW-420 and Comparator LM393 to detect if there is any vibration that beyond the threshold.
SW420 Vibration Sensor Module
NC Type Vibration Sensor Module For Arduino
SW-420 NC Type Vibration Sensor Module Vibration Switch For Arduino.
This module features an adjustable potentiometer, a vibration sensor, and a LM393 comparator … SW-420 based sensor, normally closed type vibration sensor