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This compact, attractive
Magnetic Door/ Window Alarm uses magnetic affinity
to initiate its 110 decibel siren. The base of the
alarm is bolted to door or window frame, the actuator is
connected to the window or door. The alarm is activated by
opening the door or window. Great for any door or window,
particularly those hard to protect sliding glass doors.
Requires 3 lithium button cell batteries (included).
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