Vibration Sensor

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This is the perimeter protection for the wall or glass or and other buildings. The
vibration sensor is usually installed on doors and windows and walls. The
vibration sensor operates on the principle that when the door or window or
walls vibrated by the intruder shock or dig, will trigger a signal to alarm system.
The vibration sensor is popular and widely used because they detect an
intruder before he enters the protected premises