SONOFF Heat Detector SNZB-02 – ZigBee Temperature And Humidity Sensor

(13 customer reviews)

70 in stock

    • Monitor indoor temperature and humidity.
    • Sync the real-time temperature and humidity reading to APP.
    • Can trigger Wi-Fi devices in smart scene.
    • Add a camera to ensure you know any emergency in your home.
    • Low-battery notification.
    • Quick and easy to install.

Note:The item will be shipped out without batteries included.


910.00 3,000.00

70 in stock

2,760.00 for 2 item(s)


SONOFF SNZB-02 is a ZigBee temperature and humidity sensor that can seamlessly work with SONOFF ZigBee Bridge to track the temperature and humidity change in your home, which all real-time readings can be checked on eWeLink APP. Better still, you can set a condition in the smart scene that is the fan is turn on/off when the temperature reaches the limit value, or the dehumidifier in your room starts working once the humidity is over higher, helping prevent the growth of mildew and allergens. You can set a smart scene to trigger alerts through events like high/low temperature, high/low humidity conditions and more. Device sharing function makes your kids, family, and even the neighbors informed about the environmental conditions of your home with their mobile phones. The camera feature is available on the sensor to make you know what’s go on in your home. It reserves time for you to take actions if a fire hazard arises. It is a battery-operated sensor that can be placed in any corner of your house to monitor the room temperature and humidity. Installation without any tool, simply stick the sensor on the surface of the wall or device and see it nicely to work for you!

SKU: 6920075776102 Categories: ,
Weight 0.040 kg
Dimensions 4.3 × 4.3 × 1.4 cm




Specification of SONOFF SNZB-02

Product Type ZigBee Temperature and Humidity Sensor
Battery 3V(CR2450)
Wireless protocol Zigbee (IEEE 802.15.4)
Material PC
Dimension 43X43X14mm
Certified Compliance FCC, CE
Works With

Warranty Condition

Does this product checked before shipping them to me?

Yes., of course.We have a professional Quality Control team. They will check carefully for each item we received from factory to avoid sending defective goods to our customers.

If a item is found defective in our Technical QC  team , it will be returned to the factory. Please don’t worry about receiving a defective item because we are committed to being a trustworthy

Products Guaranteed

Factories that supply Sonoff are strictly evaluated by us, and we provide you an even better reassurance of consistent  high quality thanks to our Sonoff Technical QC team. We double-check the contents of all orders carefully before dispatch to our customers a. Sonoff will maintain all product serial number and products ID for stop delicacy.

Lead time

Processing time 1-2 business days normally: During this period, we do strict quality-control tests and get the items carefully packed.

Delivery time

Delivery time 3-8 business days normally in India.

 Who will be delivered the product to me

You order  will dispatch from your nearest local authorized dealer by ShipRocket/Delhivery.com.

What should I do if my items arrived damaged?

When using shipping services, we want the delivery to be as fast as possible. At the same time, we expect from the courier company to handle our shipments with great care throughout their journey. Packages reach several depots and go through multiple hands until the driver delivers them to their recipients. Even though we might assume it is the courier’s fault for the damaged delivery of the parcel, several other situations explain it is not always the case.

If you order got damaged or lost during transits so  Rarely, rough handling by the courier can lead to physical damage to your goods, e.g. broken screen. In this condition, Apply for Insurance claim terms & conditions applicable.

Bulk Order

Based on 13 reviews

4.9 overall

Add a review

  1. mdayyubkhan27

    Awesome product and was delivered on time. Its summer here in Oz and I’m using this to automatically turn on/off the fan that is connected to a Sonoff SmartPlug when it reaches a certain temperature


  2. da****va

    the Bluetooth-enabled degree of Xiaomi on that right. It would be great if Sonoff was a screen.


  3. af****ea

    Arrived without error. The packaging was right. The pairing was successful


  4. sy****ad

    Good product. This is the third one I ordered.


  5. am****kh

    easy to set up works great 😁 10 / 10 ⭐


  6. at****ra

    controlling and monitoring the environment all the time. great


  7. lo****ki

    Fits in palm of hand. Easy to set


  8. ea****na

    Excellent! The sensor measures temperature and humidity perfectly, I am satisfied with the product..


  9. fa****ru

    Everything’s fine.


  10. my****kn

    Great product for the price!


  11. so****ya

    They are pretty small, just arrived on time.


  12. sa****if

    small special to have the data without being very visible


  13. aa****ge

    Very precise temperature and humidity sensor thanks to Sonoff technology


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