Door Window Alarm 3 Pack 4 Alarm Modes Wireless Magnetic Double-Side Trigger Home Security Sensor 130dB Burglar Alarm for Home Business, Loud Pool Door Alarm for Kids

Multiple Alarm Modes:Immediate alarm, delayed alarm, doorbell, 30 second alarm, Di-Di remind alarm (intermittently ringing)., 3 Level Adjustable Volume From 100dB to 130dB. : The Magnetic sensor window door alarm loud enough to notice.Not only it can be used to protect your home safety, prevent children from leaving the house without inform, it also can be used to remind yo, Portable Easy to install: Use Double-sided tape, tape it on a window door or anywhere you need, then all done! No any wiring or screws needed.Fit for Home, office, apartment, garage, pool door, medicine box, refrigerator etc. Also for trip., Portable Easy to install: Use Double-sided tape, tape it on a window door or anywhere you need, then all done! No any wiring or screws needed.Fit for Home, office, apartment, garage, pool door, medicine box, refrigerator etc. Also for trip.