Smart Sensor for Doors and Windows Xiaomi BHR5154GL . The Mi Door and Window Sensor 2 by Xiaomi is a smart door and window sensor designed to enhance home security and automation, adapting to various spaces with its availability in white or black. Its Bluetooth wireless connectivity technology allows for quick and easy installation, enabling seamless integration with other smart devices in the Xiaomi ecosystem without the need for cables or complex setups. This sensor monitors door or window openings and closings in real time, making it ideal for access control or triggering automated scenes, such as turning on lights or sending notifications to your phone whenever movement is detected at an entry point. Its compact and discreet design allows it to be placed almost invisibly on most frames, preserving your home’s aesthetics. Compatible with the Mi Home platform, it can be easily linked to virtual assistants, allowing you to manage home security and control remotely through an intuitive app. Manufactured by Xiaomi, this sensor offers a balanced combination of ease of use, efficient connectivity, and versatile integration, making it a practical solution for those looking to improve home protection and automation with reliable, accessible technology. Colour: WhiteInterface: BluetoothBattery operated: CR2032YesCharacteristics: Wireless