Door Window Alarm Home Security Wireless Magnetic Sensor Anti-Theft Alarm S OTBN
$26.49
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Wireds Door Sensor Home Anti-theft Alarm Home Door Window Entry Warning Switches
$14.53
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About this item
Punching installation. After receiving the signal, the host will alarm and push the alarm signal to the user. Sealed design, dustproof and waterproof, even if the door sensor is in water, the signal will not be interrupted.
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