1Pc Independent Door Sensor Burglar Alarm Window Alarm Detector Security Alar-i-

Once The Thief Smashes The Door, Smashes The Window, And Attempts To Steal (The Main And Auxiliary Parts Are Separated), The Alarm Can Emit A Strong Alarm Sound To Scare Off The Thief And Remind The Owner And The Surrounding People To Catch The Thief.

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