Sonoff Temperature and Humidity Sensor SNZB-02WD

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Product details

The Sonoff SNZB-02WD is a highly advanced ZigBee LCD temperature and humidity sensor that provides precise real-time measurements for temperature and humidity. With a robust design suitable for various conditions, this sensor can measure temperatures ranging from -20 °C to 60 °C and offers high accuracy of ±0.2 °C and ±2% relative humidity. The integrated 2.2-inch LCD display allows for easy reading of measurements, while the option to switch between Celsius and Fahrenheit provides user-friendly customization of the display. The sensor is IP65 certified, meaning it is protected against splashes and dust, making it ideal for outdoor use or in demanding environments such as greenhouses or cold storage rooms. Additionally, integration with the eWeLink app enables comprehensive data analysis and monitoring of conditions over a period of up to 180 days, making it a valuable tool for optimizing crop yields or maintaining suitable living conditions for animals.

  • ZigBee 3.0 protocol for seamless integration into smart home systems
  • IP65 certified housing for weather resistance and durability
  • Real-time monitoring and data analysis via the eWeLink app
  • High-accuracy temperature and humidity measurement
  • Operating temperature range of -20 °C to 60 °C.

Key specifications

Meter type
Thermo hygrometer
Sensor Measuring functions
Atmospheric humidityTemperature
Temperature measuring range
-20 - 60 °C
Measuring tolerance temperature
0.20 ± °C
Measuring unit
°C°F
Humidity measuring range
0% - 100%
Measuring tolerance air humidity
2 ± %

General information

Item number
61151045
Manufacturer
Sonoff
Category
Thermometers + Hygrometers
Manufacturer no.
SNZB-02WD
Release date
18.8.2025
Sales rank in Category Thermometers + Hygrometers
20 of 990

Colour

Colour
White
Exact colour description
White

Material

Material group
Plastic
Material
ABSPC

Room air conditioner features

Meter type
Thermo hygrometer
Application range
IndoorOutdoor
Display type
Digital
Additional functions
Data Analysis
mounting style
MagnetSuspendable
Protection type (IP code)
IP65

Sensor properties

Sensor Measuring functions
Atmospheric humidityTemperature
Temperature measuring range
-20 - 60 °C
Measuring tolerance temperature
0.20 ± °C
Measuring unit
°C°F
Humidity measuring range
0% - 100%
Measuring tolerance air humidity
2 ± %
Humidity measurement
Relative

Smart home features

Smart Home
Compatible
Smart home ecosystem
ZigBee
Transmission type
Funk
Communication standard
ZigBee

Origin

Country of origin
China

Voluntary climate contribution

CO₂-Emission
2.82 kg
Climate contribution
CHF 0.11

Power supply

Power supply
Battery operated

Battery properties

Battery size
CR2477
Number of batteries
1

Scope of delivery

Scope of delivery
ManualPin for openingSensor (with battery)Suspension cord

Product dimensions

Length
2.30 cm
Width
5.90 cm
Height
2.20 cm
Weight
24 g

Package dimensions

Length
7 cm
Width
6 cm
Height
2 cm
Weight
76 g

30-day right of return
24 Months Warranty (Bring-in)
2 additional offers

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Thermometers + Hygrometers» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 20.Airthings
    0.7 %
  • 20.Brandson
    0.7 %
  • 20.Sonoff
    0.7 %
  • 23.Technoline
    0.8 %
  • 24.Aeotec
    0.9 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.Meross
    0 days
  • 1.Shelly
    0 days
  • 1.Sonoff
    0 days
  • 1.Stadler Form
    0 days
  • 1.SwitchBot
    0 days

Return rate

How often is a product of this brand in the «Thermometers + Hygrometers» category returned?

Source: Digitec Galaxus
  • 19.QE
    1.1 %
  • 19.Ruuvi
    1.1 %
  • 19.Sonoff
    1.1 %
  • 19.SwitchBot
    1.1 %
  • 24.Hama
    1.4 %
Source: Digitec Galaxus