Door Alarms When Opened for Kids Safety, 4 Pack 120dB Loud Window Sensors for Home Security, Pool Alarms, Door Alarm Sensor for House Hotel Sheds Caravans

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About This 120dB LOUD ALARM: Door window alarm sounds 120dB loud when door or window opens, helps deter intruder thieves and alert residence. Once the alarm and magnet are separate d more than 0.39 inches (1cm), the alarm siren keeps going until you close the door. FOR KIDS SAFETY: Ideal door window alarm for kids safety to prevent toddlers going out without notice. Also perfect entry warning for your house, office, apartment, garage, dorm, RV, hotel and so on. Perfect solution for indoor personal security! EASY To INSTALL: By simple peel and stick as includes double sided tape! No wiring needed! No screws needed! (Note: Keep the installation area clean and ensure that the sensor is installed within 0.39 inches from the arrow side of the alarm) ULTRA SLIM: Includes FOUR pool alarms for doors and windows, each dimension Size: 2.9" x 1.5" x 0.4”, each with 2 adjustable settings ON/OFF, each with 3XLR44 Batteries included. LOW BATTERY INDICATOR: Built-in low battery indicator to check battery life easily. Please note: this alarm does not work on uneven surfaces. Overview Color : Silver+Black Brand : Noopel Power Source : Battery Powered Compatible Devices : Home Security System Product Dimensions : 1.5"L x 0.4"W x 2.9"H Show more