Door Alarm Slide AwayDoor Alarm Slide AwayThe compact, attractive SlideAway door alarm uses magnetic affinity to initiate its 110 decible siren. The base of the alarm is attached(double-sided sticky tape included) 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 (LR-44)(included). On-Off Switch. Black only From the American Tinnitus Association website: We measure the loudness of sound in decibels (dB). Most experts recommend that you use earplugs when exposed to 85 dB and above. But what does 85 dB mean? The following chart shows common sounds and their associated sound levels. 70 dB Washing Machine 80 dB Alarm Clock 2 feet away 100 dB Blow Dryer, Subway Train 105 dB Chainsaw, Power Mower 110 dB Screaming Child 120 dB Rock Concert 130 dB Jackhhammer, Jet Plane |
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