Matter Thread DoorWindow Sensor Compatible With Tuya Smart Home System 1. Matter Thread DoorWindow Sensor, designed for smart home security, supports dual power modes, cross-platform compatibility, and instant tamper alarm. Seamlessly integrates with the Matter ecosystem and third-party voice assistants. 2. Precise OpenClose Detection: Maximum effective distance between main unit and secondary unit is 20mm. Real-time alerts are pushed via the APP when doorswindows open or close. 3. Tamper Protection: Triggers an alarm and sends a notification if the sensor is forcibly removed. 4. Smart Scene Automation: Works with Matter-compatible smart plugsbulbs (e.g., lights turn on automatically upon opening a door). 5. Dual Power Supply: Micro USB 5V1A or CR123A battery. 6. Cross-Platform Sharing: Share devices across Matter ecosystems like Apple Home, Google Home, Alexa, etc. 7. Remote Management: Manage via Tuya APP or voice commands (AlexaGoogle Assistant). Parameters: 1. Wireless Protocol: Thread 2. Wireless Frequency: 802.15.4, 2.4GHz band 3. Wireless Range: 45 meters (approx. 147 feet) 4. Operating Temperature: 0 to 50 degrees Celsius (32 to 122 degrees Fahrenheit) 5. Operating Humidity: 1 percent to 85 percent RH (non-condensing) 6. Dimensions: -- Main Unit: 82mm x 27mm x 23mm -- Secondary Unit: 50mm x 13mm x 16mm