Aqara Smart Hub M2 Plus 3 Aqara Door and Window Sensor,...

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✽NOTES: Aqara Hub M2 requires a secured 2.4 GHz Wi-Fi network connection. One Aqara Hub M2 can connect up to 128 Aqara devices (Zigbee repeaters required). Zigbee 3.0 Support, supports all the latest Aqara devices based on the fastest, most stable, and energy-efficient technology.
UNAUTHORIZED ENTRY DETECTION: Whenever the door/window opens unexpectedly, the Aqara Door and Window Sensor will send an alert notification to your phone and activate the local alarm on the Aqara Hub.
Home Automation and Alarm System: Works with all Aqara devices to create a comprehensive, smart home automation system. The Aqara Hub M2 is equipped with a built-in speaker that can be used in a variety of ways: security alerts, doorbell, alarm clock, and configurable ringtones (Aqara child devices are required).
22MM WIDE GAP ALLOWED: The Aqara Door and Window Sensor works with most types of doors, windows, and other fixtures with similar mechanism, such as drawers, cabinets, and more.
All-Round Compatibility: The Aqara Hub M2 makes your Aqara devices compatible with a wide range of smart home ecosystems and voice assistants. Apple HomeKit, Google Assistants, Alexa, IFTTT and more are supported. In addition, If you have any questions, please feel free to contact us.