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SONOFF TH Sensor Si7021

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Product Description

SONOFF TH Sensor Si7021 is a digital temperature and humidity sensor with a calibrated digital signal output.
It adopts dedicated digital module acquisition technology and temperature&humidity sensing technology to ensure that the sensor has a very high reliability and excellent long-term stability. 
The Si7021 sensor has advantages such as excellent quality, ultra-fast reaction, anti-interference ability and cost-effective. 
This temperature and humidity sensor plugs directly into the SONOFF TH16.


  • Humidity Sensor:  0 to 100% RH ± 3% RH (max), 0–80% RH
  • High Accuracy Temperature Sensor:  –40 to +85°C ± 0.4°C (max), –10 to 85°C
  • Wide operating voltage (2.2 to 3.6 V)
  • Low Power Consumption
  • Factory-calibrated
  • Excellent long term stability 


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