Xodo Wi-Fi Security Smart Wireless Alarm Door Sensor (2-Pack)

The DS1 acts like an invisible trip wire with its own magnetic sensor switch that detects your door or window opening, at 120 DB you can be sure to hear it in your home if you are asleep or in another area where the intrusion is happening. With an easy and convenient installation you can be done in minutes, this device also makes an excellent alarm in case you have children who might wander outside without your supervision. The DS1 is controlled and armed from your Xodo app at the touch of a button and if you should have a false alarm you are able to turn off and then re-arm for 100% security.