• 4-piece package for complete coverage of all your rooms.
• Swiss sensor with high accuracy (±0.2 °C/RH) and updates every 5".
• Zigbee 3.0 protocol for instant connection with smart hubs and voice control.
• Smart automations via eWeLink, Home Assistant, Alexa, and Google Home.
• 3 mounting options with a desk stand, magnet, or 3M adhesive.

Thanks to the built-in Swiss sensor, you enjoy top measurement accuracy of ±0.2 °C and relative humidity, with a refresh rate of just 5 seconds. See changes on the clear LCD display or on your mobile phone and receive instant notifications when the values exceed the limits you have set.

Connect the sensors to your Zigbee 3.0 hub and create smart scenarios. Automatically activate the dehumidifier or heating when needed, use voice commands with Alexa and Google Home, and stay in control with measurement history stored in the cloud for up to 6 months.

With coverage of up to 120 sq. m. per device, they are ideal for the living room, children's room, cellar, or greenhouse. Place them easily on the desk with the built-in stand, attach them magnetically to the refrigerator, or stick them to the wall with the durable 3M tape.

• Model: Sonoff SNZB-02D
• Wireless connection: Zigbee 3.0
• Display: LCD
• Material: PC + LCD
• Operating temperature range: -9.9°C to 60°C
• Operating humidity range: 5% – 95% RH
• Power supply: CR2450 battery (3V)
• Battery life: Up to 2 years
• Dimensions: 62.5 × 59.5 mm

• 4x Sonoff SNZB-02D temperature and humidity sensors
• 1x User manual