Sonoff Smart Soil Moisture Sensor

by Sonoff

This sensor pairs with the Sonoff Wi-Fi Smart Relay With Sensor Input to monitor your plants automatically.

Meet the Sonoff Smart Soil Moisture Sensor, your garden's smartest new friend! This compact and reliable Wi-Fi soil moisture sensor comes with an RJ11 jack adapter and a capacitive sensor that ensures precise moisture readings. Whether you're at home or away, the MS01 keeps your plants thriving by keeping you in the know and helping automate irrigation systems with ease.

Say goodbye to wilted flowers and overwatered gardens! Pair the Sonoff Smart Soil Moisture Sensor with the Sonoff Wi-Fi Smart Relay With Sensor Input for a fully automated, weather-adaptive irrigation system. When the soil moisture reaches your preset levels, the connected irrigation system will turn on or off automatically—no more manual guesswork.

Why We Love It

Whether you're heading out on a long trip or just want to keep your garden in top shape with less hassle, the Sonoff MS01 makes plant care simple and smart. Combine it with Sonoff TH devices for remote monitoring and automation, and watch your garden thrive like never before!

  • Real-Time Monitoring: Accurately measures soil moisture levels (0–100% RH) and sends data to your smartphone.
  • Smart Automation: Create a DIY irrigation device that adapts to your plants' needs and the weather.
  • Voice Assistance: Compatible with Amazon Alexa and Google Assistant, so you can ask, "What's the soil moisture level?" anytime, anywhere.
  • Rain-Ready Design: With an IP55 waterproof rating, the MS01 is built to withstand outdoor conditions. You can leave it in the soil, even during rain, without worry.

Love building your own smart devices? Combine the MS01 with Sonoff's ecosystem to create a fully automated garden irrigation system that ensures healthier plants and minimizes water waste.

Tech Specs

  • Model: MS01 + RJ11 Jack Adapter
  • Power Supply: 3.3V
  • Connector Type: RJ9 4P4C
  • Humidity Range: 0–100% RH
  • Operating Temperature: 0–60°C
  • Waterproof: IP55
  • Cable Length: 50 cm
  • Sensor Type: Capacitive
  • Dimensions: 130 x 30 x 13 mm