SONOFF SNZB-02M AirGuard TH Pressure Zigbee Temperature Humidity Sensor | Zigbee Smart Thermometer Hygrometer Barometer with App Alerts, Remote Monitoring for Greenhouse & Wine Cellar

[5-in-1 Monitoring] Monitor five key environmental metrics with precision: temperature, humidity, air pressure, dew point, and VPD. Delivers ±0.2°C temperature accuracy, ±2% RH humidity accuracy, and ±0.1 hPa air pressure accuracy to capture even the slightest environmental changes. [Triple Smart Alerts] Customize air pressure, temperature, and humidity thresholds to create your ideal comfort range. Receive instant app alerts whenever any value exceeds the preset limit, so you can stay informed of pressure changes and environmental conditions in real time. [Long Battery Life] Powered by a CR2477 battery with a low-power design, delivering over 2 years of battery life. Ideal for attics, storage cabinets, basements, and other hard-to-reach locations without frequent battery replacement or recharging. [Smart Automation] Create smart scenes triggered independently by changes in air pressure, temperature, or humidity. Automatically control fans, humidifiers, fresh air systems, and other compatible devices for intelligent climate management. [Zigbee 3.0 Compatible] Seamlessly integrates with SONOFF gateways, Echo (4th Gen), SmartThings, and Home Assistant (Zigbee2MQTT/ZHA) for versatile smart home setups.