Vibration sensor module alarm Motion sensor module vibration switch SW-420 module based on the vibration sensor SW-420 and Comparator LM393 to detect if there is any vibration beyond the threshold. The threshold can be adjusted using an onboard potentiometer. When there this no vibration, this module output logic LOW the signal indicates LED light, and vice versa. If the module does not vibrate, the vibration switch is in a closed state, and the output of low output is the green indicator light. The product vibrates, the vibration switches momentary disconnect, the output is driven high, and the green light does not shine. The output can connect to the microcontroller, which detects high and low levels; to detect whether the environment vibration, plays a role in the alarm.
1 x Vibration sensor module alarm Motion sensor module
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