sonoff.tech

【Door & Window Monitoring】Automatically turns on lights when a door or window is opened. Triggers audible and visual alarms for unauthorized entries and sends instant app notifications to keep you informed.【Tamper Alert】Built-in tamper protection notifies you immediately via the app if the sensor is tampered with, ensuring added security.【5-Year Battery Life】Powered by a CR2477 battery, providing over 5 years of reliable use without frequent battery changes.【Zigbee 3.0 Compatible】Seamlessly integrates with Zigbee 3.0 hubs like SONOFF NSPanel Pro, SONOFF iHost, ZB Bridge Pro, ZBDongle-E, and Echo Plus 2nd Gen.【Local Smart Scene Control】Scene linkage between Zigbee devices continues to function locally as long as devices are powered on, even if the network is disconnected.

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