Sonoff MS01 Moisture Sensor is an accessory of the Sonoff TH16, works with the TH16 to accurately measure soil moisture and send data to your mobile phone.



  • Works with Sonoff TH16 to monitor your plants’ soil moisture
  • DIY your sprinkler to automatically water according to the desired moisture value
  • IP55 waterproof rating to avoid having to remove the sensor when watering
  • Ask your Google Assistant for humidity conveniently
  • Works with AL560 to extend measuring distance


  • Humidity Measuring: 0-100%RH
  • Operating Temperature Range: 0-60°C
  • Waterproof Level: IP55
  • Maximum Extended Length: 10m
  • Size: 130x30x13mm
  • Cable Length: 50cm
  • Sensor Type: Capacitive
  • Power Supply: 3.3V
  • Flame Retardant Rating: V0
Weight 0.03 kg
Dimensions 15 × 4 × 2 cm


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