1、HIGH ACCURACY: The soil sensor probe adopts 4X series chip, has high accuracy, with humidity accuracy up to ±2% RH and temperature accuracy up to ±0.2℃, digitized, with a resolution of up to 14 bits. 2、3V POWER SUPPLY: The maximum power supply voltage range is 3V, very suitable for mobile and battery driven applications. Integrated filter membrane provides additional particle protection. 3、I2C INTERFACE: This sensor probe has complete calibration, digital output, I2C interface, and I2C serial interface is easy to integrate. 4、WIDE APPLICATION: The sensor probe is suitable for measuring the temperature and humidity of machine rooms, HVAC, agricultural greenhouse, flowers, nurseries and soil etc. 5、COMPACT SIZE: The temp and humidity sensor probe has a compact body and is light in weight, making it easy to carry and install without occupying too much space. 1 x Temperature Humidity Sensor Probe Item Type: Temperature Humidity Sensor ProbeShell Material: 200 Stainless SteelModel: FS200 SHT41Working Current: <10mAHumidity Accuracy: ±2% RHTemperature Accuracy: ± 0.2℃Working Voltage: 3.3VTemperature Measurement Range: -20℃ to 100℃Humidity Measurement Range: 0-100% RHCommunication Interface: IICWorking Conditions: -20℃ to 90℃, 0-99% RHStorage Conditions: -20℃ to 80℃, 0-95% RHProtection Grade: IP67 WaterproofLine Length: Approx. 150cm/ 59.1in