Sonew Wireless Burglar Security Alarm System Home Window and Door Entry Defense Magnetic Sensor Battery Operated for Home Garage Balcony Pool Sliding Doors Cabinets & More

Easily mounted by adhesive, just need to peel and stick.No screws needed, Included double sided tape.It is easy to Set Up Window/Door Sensor.Save hunderds on Alarm Installation Cost. This is the perfect affordable compliment for your Home.
Magnetic sensor switch to detect entry protecting your home or office whether you are in or out. It can effectively prevent a horrible accident from happening.Keeping your children safe and knowing when they open doors
Super environmental suitability and stability, enjoying hard-wearing quality.ustproof and insect prevention,long service life of it.Suitable for various kind of occasion such home,office,store,warehouse, don't have to worry about the states at all with this sensor
Super loud 90 dB alarm, you will not miss it.When someone opens the door or window illegally (the relative position of the primary and secondary parts changes), the alarm can issue a strong alarm, warning the intruder to leave and remind the owner
You can contact with us if you have any issue with it, we will try our best to deal with your concerns. You can feel free to return or change the Window/Door sensor if you don't satisfy with it,we will offer the good serve for you