Sonoff Si7021 Temperature and Humidity Sensor (not waterproof)


Availability: In stock

SKU: Sonoff Si7021 Categories: , Tags: , , ,

The Si7021 sensor probe is to be used in conjunction with the Sonoff TH10 or TH16 smart WiFi switch, available separately. The sensor should be plugged into the Sonoff TH10 or TH16 switch before power is turned on to the switch and should not be removed or plugged in while the switch is powered up.


  • Temperature Measuring Range: -40 ~+85 degC
  • Humidity Measuring Range: 0~100%RH
  • Storage Temp.: – 65 ~+150 degC
  • Operating Voltage: 2.2 – 3.6V
  • Weight: 26g
  • Length: 0.5m
    Weight 5 g