This Vibration Sensor Module consists of an SW-420 Vibration Sensor, resistors, capacitor, potentiometer, comparator LM393 IC, Power, and status LED in an integrated circuit. It is useful for a variety of shocks
https://asset.conrad.com/media10/add/160267/c1/-/en/001606630DS01/datasheet-1606630-tru-components-vibration-sensor-tc-bl-8001-tc-bl-8001-reading-range-360-max-solder-pins.pdf In conclusion The SW-420 vibration sensor module works well to detect even feeble impacts. The digital output is...