Description

Sonoff Tempreature and Humidity Lite (Zigbee)

The Sonoff AirGuard TH Lite is a compact, screen-free Zigbee sensor built to keep your home, storage spaces, and valuables protected from unwanted moisture and temperature swings. With ±0.2°C accuracy and ±2%RH humidity precision, it delivers dependable readings that update every 5 seconds, so you always know exactly what’s happening in the space you’re monitoring.

Running on two standard AAA batteries, the Sonoff Tempreature and Humidity Lite (Zigbee). Pair it with a compatible Zigbee gateway and the eWeLink app to unlock live alerts, smart automations, and up to 6 months of historical data perfect for tracking long-term trends in your home or storage environments easy to install in any place.

Specifications

• Product Name: AirGuard TH Lite
• Product Series: AirGuard Series
• Product Type: Zigbee Temperature & Humidity Sensor
• Model: SNZB-02B
• Wireless Connection: Zigbee 3.0 (IEEE 802.15.4)
• Temperature Accuracy: ±0.2°C / ±0.4°F
  Humidity Accuracy: ±2% RH
• Data Refresh Rate: Every 5 seconds
• Data History: Up to 6 months (via app)
• Power Input: 3.0V (2 x 1.5V batteries)
• Battery Model: 2 x AAA (LR03)
• Battery Life: Up to 2 years
• Net Weight: 43.0g (including batteries)
• Dimensions: 66.3 x 27.8 x 20mm
• Colour: White
• Casing Material: PC (polycarbonate)
• Mounting Options: Hang with lanyard, 3M adhesive, or freestanding
• Application Environment: Indoor use only
• Operating Temperature: -20°C ~ 60°C
• Operating Humidity: 5-95% RH (non-condensing)
• Installation Height: Max 2m recommended
• Certification: CE / FCC / RoHS
• App Compatibility: eWeLink App
• Gateway Requirement: Requires Zigbee 3.0 gateway (sold separately)