Features:

First, long size: 10mm X width 30mm X high 20mm
Second, the main chip: LM393, vibration probe
Third, the working voltage: DC 3-5V
Fourth, the characteristics:
1, with signal output indication;

2, with analog and TTL level signal output signal output;

3, the output valid signal is high, the indicator light goes out;

4, adjustable sensitivity (fine tune);

5, vibration detection range is wide, no direction;

6, with mounting holes, firmware installation is flexible and convenient.