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DETECTS WINDOW VIBRATION - Instantly alerts you of a potential break in with loud 100 dB alarmUNIQUE ULTRA-SLIM DESIGN - Perfect for your home, office, garage, dorm room, or even RV
VIBRATION TRIGGER TECHNOLOGY - Built-in vibration sensor perfectly tuned - will not go off in rain, wind, etc. NO FALSE ALARMS
EASY INSTALLATION - Simply peel and stick, no tools needed. Warning sticker on backside deters theft
INCLUDES 3 BUTTON CELL BATTERIES (LR44)