Sonoff Zigbee Temperature Humidity Sensor With Precision Climate Temperature SNZB-02B
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- High-Accuracy Sensing : Measures temperature with ±0.2°C (±0.4°F) accuracy and humidity with ±2%RH accuracy. Data refreshes every 5 seconds for reliable real-time monitoring
- Dew Point & VPD Monitoring : Go beyond basic temperature and humidity monitoring with real-time Dew Point and Vapor Pressure Deficit (VPD) analysis. Detect condensation risks early, help prevent mold growth on walls / furniture / and valuables / and maintain ideal transpiration conditions for healthier plants
- Slim Design for Small Spaces : Only 27.8 mm wide and 20 mm thick. Supports both hanging and adhesive mounting for flexible installation in guitar cases / cigar humidors / jewelry cabinets / wine racks / and other tight spaces
- Long Battery Life : Powered by two standard AAA batteries, designed for easy replacement and no specialized tools required, delivering up to 2 years of battery life for long-lasting, maintenance-free operation
- 6-Month Data History : View temperature, humidity, dew point, and VPD trends anytime in the app. Access up to six months of historical data to monitor long-term environmental changes
- MCU : TLSR8656
- Input : 3.0V ⎓ (2×1.5V batteries)
- Battery Model : LR03 AAA
- Wireless Connection : Zigbee 3.0 (IEEE 802.15.4)
- Net Weight : 43.0g (including batteries)
- Color : White
- Dimensions : 66.3×27.8×20mm
- Casing Material : PC
- Application Environment : Indoor
- Operating Temperature : -20°C ~ 60°C
- Operating Humidity : 5-95%RH (non-condensing)
- Temperature Accuracy : ±0.2°C/±0.4°F
- Humidity Accuracy : ±2% RH
- Certification : CE/FCC/RoHS
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