3pcs Vibration Sensor Switch Module Vibration Sensor Alarm Module

Features1 Onboard LM393 voltage comparator chip and vibration sensing probe2 Support 5V 3 3V voltage input3 Onboard signal output indication the output valid signal is low level and the indicator light is on the output signal can be directly connected with the single chip IO4 The sensitivity of signal detection can be adjusted5 With 3mm screw holes for easy fixing and installation Board size 29 3 13 8mm Interface Description VCC positive power supply GND the negative pole of the power supply OUT module digital output interface 0 and 1 Product information link Vibration Sensor Module Package Included 3 x Vibration Sensor Module