Door Alarms for Home Security, Door Alarm and Window Alarm Sensors,Door Stop Alarm Magnetic Door Sensor Alarm, 120dB Window Alarm, 4 Modes Open Alarm/Close/Dingdong/Reminder Alarm (2 Pack)

【Door & Window Alarm】This Magnetic door/window alarm sensor will emit a high volume alarm of 120dB when the door is suddenly open. This window security alarm can prevent your kids from sneaking out and thieves from entering the house. And it’s a perfect door alarm for kids’ safety, anti-breakin, home and business‘ security.
【4 Modes】 #1 Ordinary door alarms mode (Alarm will last for 1 minute if your door is being open) #2 Doorbell mode (“Ding dong”, rings once as a welcome tone ) #3 Alarm and Stop mode (It will alarm loudly if the door is open, and it will stop as soon as your door is closed) #4 Door closing reminder mode (“Di Di”, from low to high, it will remind you by repeated sound until the door is closed).
【Easy To Install & Set up】 This security door stopper alarm can be easily installed as it is adhesive on the bottom. You just need to stick the alarm sensor on the window or door, then the installation is finished. It can also be used as a doorstop alarm, pool door alarm, garage door alarm or sliding door alarm.
【Fast Automatic Switch】Ultra-sensitive magnetic sensor can quickly detect your door or window status, The wireless door alarm sensor works with 2*AAA battery (batteries are not included). The alarm volume will decrease when the battery is low, and the alarm time will be shortened.
【High Quality】The most advanced optimized circuit chip is adopted to reduce the power consumption of the battery and continue to be used for this door alarms for kids safety. High quality ABS material is used to prevent dust.