Description
The SONOFF SNZB-02DR2 Zigbee Temperature & Humidity Sensor is a smart environmental monitoring device designed to deliver accurate real-time temperature and humidity data directly to your smart home system. Featuring a clear LCD display, it allows instant on-device reading while continuously syncing data to your Zigbee hub.
Powered by Zigbee 3.0, the SNZB-02DR2 ensures fast response, stable connectivity, and ultra-low power consumption. It is ideal for creating smart automations such as controlling air conditioners, heaters, humidifiers, and dehumidifiers based on real environmental conditions—making your home smarter, healthier, and more energy-efficient.
Key Features
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Real-Time Temperature & Humidity Monitoring
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Clear LCD Display – Instant on-device readings
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Zigbee 3.0 Protocol – Stable, fast, and energy-efficient
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Smart Automation Ready – Trigger AC, heaters, humidifiers & fans
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High Measurement Accuracy – Reliable environmental data
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Wireless & Battery Powered – Long battery life
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Flexible Placement – Desktop, wall-mounted, or shelf placement
Technical Specifications
| Specification |
Details |
| Model |
SNZB-02DR2 |
| Product Type |
Zigbee Temperature & Humidity Sensor |
| Protocol |
Zigbee 3.0 (IEEE 802.15.4) |
| Operating Frequency |
2.4 GHz |
| Temperature Measurement Range |
-9.9°C to 60°C |
| Temperature Accuracy |
±0.2°C |
| Humidity Measurement Range |
1% – 99% RH |
| Humidity Accuracy |
±2% RH |
| Display |
LCD Screen |
| Power Supply |
1 × CR2450 Battery |
| Installation |
Desktop / Wall Mount |
| Operating Temperature |
-10°C to 60°C |
| Operating Humidity |
5% – 95% RH (Non-condensing) |
| Indoor Use |
Yes |
| Hub Requirement |
Yes (Zigbee Hub Required) |
| Compatible Platforms |
SONOFF Zigbee Bridge, Home Assistant, Zigbee2MQTT, SmartThings |
| Certifications |
CE / FCC / RoHS |
Why Choose SONOFF SNZB-02DR2?
Accurate Environmental Monitoring – Reliable temp & humidity data
Built-in Display – View readings instantly without an app
Perfect for Smart Climate Control – Automate AC & humidifiers
Ultra-Low Power Zigbee Device – Long battery lifespan
Stable Zigbee Mesh Performance – Fast & reliable automation
Trusted SONOFF Quality – Proven smart-home ecosystem
