1Intelligent Soil Temperature and Humidity Sensor Tester: Monitor the temperature and humidity of the soil in real time with APP through zigbee wifi sensor. 2Remote Control By Cell Phone: Insert the humidity probe into the soil, you can see the condition of the soil in APP, timely watering or adjusting the temperature. Mobile phone APP can view soil temperature, humidity, light at any time, easy to grasp the dryness and humidity. 3Wide Application: Widely used in water-saving agricultural irrigation, greenhouses, flowers and vegetables, grassland pastures, scientific experiments and other fields. It can even be used in combination with other Tuya products such as waterers. 4Intelligent Linkage: Create an intelligent scenes through a mobile app to achieve intelligent linkage control. Item Type:SoilTester Model: THE01860 Material: ABS Temperature Measurement Range: 0-85; -10-80 Temperature Measurement Resolution: 0.1 Temperature Measurement Accuracy: 0.5C Humidity Measurement Range: 0-100%RH Humidity Measurement Resolution: 1% Measurement Accuracy: 1% Light Intensity Accuracy: 5% Light Intensity: 0-65535LX Long Term Stability (light intensity):