This product is a smart door/window magnetic alarm (door sensor), using a split magnetic sensor design, by sensing the magnetic body to determine the switch state of the door and window, It has the advantages of high precision and sensitivity, good long-term stability and reliability. This product can be widely used in homes, computer rooms, hotels, shops, offices, etc.
When a change in the door or window switch status is detected, a message is sent to the host and trigger an alarm, and the user can be notified through APP push, SMS and phone calls to improve home safety protection.