Aqara 3 Door & Window Sensor & Hub E1 Kit, Zigbee, Alarm System, Smart Home Automation, Works with Apple HomeKit, Alexa, IFTTT, White

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: The Aqara Door and Window Sensor can control other Aqara connected devices as the status of the door or window changes. 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. VOICE CONTROL: Compatible with Apple Home Kit, Alexa for a hands-free experience. NOTES: Aqara Hub E1 can connect up to 128 Aqara devices (*use of repeaters such as the Aqara Smart Wall Switch(With Neutral) is required). Zigbee 3.0 Support, enjoy the benefits of the fastest, most stable, and energy-efficient smart home technology. Note: Not all Aqara child devices are compatible with all platforms. Please see details for each device.