- Using SW-420 normally closed type vibration sensor.
- Comparator output, clean signal, good waveform, strong driving ability, >15mA.
- Using a wide voltage LM393 comparator.
- With bolt holes for easy installation.
- Do not reverse the power directions, otherwise, it is possible to burn the chip.
- The signal LED light is output Low, signal LED OFF output is High.
- The output level is close to the input voltage.