
The SONOFF IP65 Zigbee LCD Smart Temperature Humidity Sensor allows you to keep an eye on the temperature and humidity in your home, greenhouse, warehouse or anywhere else. The waterproof sensor body with IP65 certification and breathable membrane ensures reliable operation even in fog or high humidity. Measurement accuracy is ±0.2°C and ±2% RH, giving you a perfect overview of current conditions. The bright 2.2″ LCD display gives you an instant overview of the temperature on site, while the Zigbee 3.0 protocol lets you connect to a compatible hub and the eWeLink app gives you up to 180 days of measurement history that you can easily export and analyse. You can also set up alerts for non-standard values or smart automations such as starting the humidifier, heating or ventilation according to the current conditions. SONOFF also supports voice assistants and can be easily integrated into open platforms such as Home Assistant. The CR2477 button cell battery lasts up to 2 years, the design is both elegant and durable thanks to the high quality PC+ABS material and IP65 protection. The SONOFF smart sensor thus offers you a reliable overview of the environment and convenient automation for a healthier and more economical home.


The SONOFF sensor is designed with a unique waterproof construction that protects its internal sensors even in harsh conditions. Thanks to its durable IP65-rated body and special waterproof but breathable membrane, it can accurately detect ambient temperature and humidity even in fog, rain or high humidity. This combination of construction and materials ensures long-term measurement stability and reliability regardless of the weather.

The SONOFF SNZB-02WD allows you to monitor temperature and humidity in real time directly in the eWeLink app, wherever you are. Thanks to precise measurements and instant data transmission, you can keep an overview of the current conditions in your room, greenhouse, warehouse or garage. You can easily adjust ventilation, heating or humidification to create the ideal environment for health, comfort and efficient plant care at home or in the workplace.

With the SONOFF Smart Sensor, you can access detailed historical temperature and humidity data for up to the last 180 days, directly in the eWeLink app. Easily view daily, monthly and semi-annual reports and you can also export the data. This feature allows you to monitor the development of conditions over time, to better understand the environment in your greenhouse or garden, for example, and to adapt plant care to your specific needs.

Use the smart scenes in eWeLink to easily create automations that respond to temperature or humidity changes. You can have alerts sent to you, for example, when the temperature in the terrarium suddenly drops due to a power outage, or automatically start watering the garden if the humidity drops below a set threshold. The SONOFF SNZB-02WD thus brings more comfort and security for the care of pets and plants.


Thanks to the integration with the Zigbee Hub, you can easily connect the SONOFF SNZB-02WD to a voice assistant and control it completely hands-free. Voice prompts allow you to have an instant overview of the current temperature or humidity without having to open the app or be physically present at the device.

The SONOFF IP65 Zigbee LCD Smart Temperature Humidity Sensor can be seamlessly integrated into open-source platforms such as Home Assistant using the SONOFF ZBDongle Zigbee dongle series. You get full control over your smart solution and the ability to create a completely customized temperature and humidity monitoring system. Whether you want to view data in clear dashboards, set up advanced automation or connect the sensor to other devices in the home, open integration gives you complete freedom and flexibility.

The SONOFF SNZB-02WD sensor is a smart thermometer and hygrometer with LCD display that reliably monitors the climate in your home. Thanks to its IP65 protection, it can be used safely even in harsh conditions, for example in the bathroom, basement or outdoors under a shelter. In addition to accurate measurement, it offers various installation options - you can simply attach it with the magnetic back or hang it with the handy loop.


Specifications can be changed without notice. Images are for illustrative purposes only.