Xiaomi - Mi Door and Window Sensor

Xiaomi Mi Door and Window Sensor 2 A compact smart sensor designed to monitor doors, windows and other openings in your home, sending instant alerts and enabling smart automation through the Xiaomi Home ecosystem — ideal for improving home security and smart home control.

Magnetic open/close detection
The sensor uses magnetic induction to determine whether a door or window is open or closed, allowing you to monitor entry points and receive notifications if something is opened unexpectedly.

Smart alerts and event history
When connected to the Xiaomi Home app, the device can send real-time notifications and store event history, helping you track activity around your home.

Smart home automation
The sensor can trigger other smart devices through automation scenes — for example, turning on lights when a door opens or activating a camera when movement is detected.

Built-in light sensor
An integrated light sensor detects ambient lighting levels and can trigger automated scenes such as switching on lights when a door opens at night.

Bluetooth connectivity
The device connects via Bluetooth 5.1 BLE and can communicate with your smartphone or with a compatible Bluetooth gateway for remote monitoring and automation.

Compact and easy installation
With a small lightweight body and adhesive mounting, the sensor can be easily installed on doors, windows, cabinets or drawers without tools.

Long battery life
Powered by a CR2032 coin battery, the sensor is designed for long-lasting everyday use without frequent battery replacement.