ModelMS01 Humidity Measuring:0-99%RH operating Temp.Range:0- 60 Waterproof Level:IP55 Maximum Extended Length:10m Cable Length:50cm Humidity Sensor: TypeCapacitive Power Supply:3.3V Flame Retardant Rating:V0 Connector type:RJ9 4P4C Specifications: MS01 is a accessory of TH Elite/TH Origin,work with SONOFF TH Elite/TH Origin to accurately measure soil moisture and send data to your mobile phone.MS01 can watering regularly, and check the soil moisture anytime and anywhere to grow your flowers healthier. *TH Elite/TH Origin is a smart Wi-Fi switch with temperature and humidity monitoring. Using MS01 and TH Elite/TH Origin DIY a smart watering device,When the moisture level of soil reaches to the setting value, the watering system connected to TH Elite/TH Origin will automatically turn on/off. MS01 Compatible with Google Assistant, you can ask your Google Assistant for humidity conveniently. MS01 has IP55 waterproof rating allows you to water your flowers without the need of taking the sensor out, even leaving it in the rain. MS01 makes your garden more convenient and smarter. Monitor Soil MoistureWorks with TH Elite/TH Origin to monitor your plants soil moisture. DIY A Smart Watering DeviceDIY your sprinkler to water automatically according to the setting moisture value. IP55 Waterproof IP55 waterproof assure you water flowers freely without taking the sensor out. Voice Control Ask your Google Assistant for humidity conveniently. Easy To UseThe package comes with an RJ9 adapter, plug RJ9 adapter to sensor, and then plug into TH Elite/TH Origin. Note: RL560 is the new sensor extension cable with RJ9, can extend sensor distance. THS01, DS18B20 can be extended to 60M, and MS01 Soil Moisture Sensor can be extended to 10M. Package Included: 1 * MS01 1 * User Manual