Sonoff AirGuard SNZB-02DR2 – Zigbee Temperature & Humidity Sensor with LCD Display
The Sonoff SNZB-02DR2 AirGuard is a smart Zigbee temperature and humidity sensor designed for advanced climate monitoring. Its large 3.6-inch LCD screen offers real-time visibility into indoor conditions, while smart automation and remote access ensure your environment remains healthy and comfortable.
Key Features
Real-time display: Temperature, humidity, and daily min/max on a clear 3.6" LCD
Smart automation: Trigger humidifiers, heaters, or air conditioners based on thresholds
Advanced data analysis: Dew point and VPD (Vapor Pressure Deficit) via app
History tracking: Access up to 6 months of data via compatible app
Proximity mode: Connect directly to your phone without a gateway
Technical Specifications – SNZB-02DR2
Model: SNZB-02DR2
Radio protocol: Zigbee (IEEE 802.15.4)
Display: 3.6-inch LCD
Temperature range: -20°C to +60°C
Humidity range: 5% to 95% RH (non-condensing)
Power: Battery-operated (battery included)
Housing material: PC + ABS
Certifications: CE, FCC, RoHS
Dimensions: 95 × 70 × 18.2 mm
Weight: 99.3 g (with battery)
Compatibility
Works with Zigbee gateways: Sonoff Bridge-P, NSPanel Pro, iHost
Voice control: Alexa, Google Home (via Zigbee integration)
Apple Home: Compatible via Matter bridge
Open source platforms: Home Assistant (ZHA or Zigbee2MQTT)
The SNZB-02DR2 sensor is ideal for smart home users seeking accurate indoor climate control with automation, analytics, and seamless Zigbee integration.
