Digital temperature and humidity sensor, based on the SHTC3 chip whit i2c output interface.Pinout:VDD: Power supply, from 3.3 V to 5.5VGND: GroundSDA: Serial data (i2c)SCL: Serial clock (i2c)Humidity specifications:Measurement range: from 0 % to 100 %Measurement precision: 2 %Temperature specifications:Measurement range: from -40C to 125CMeasurement precision:0.2CLibrary information, You can also install it from the Arduino IDE, Sketch> Include Library> Manage Libraries: “SparkFun SHTC3 Humidity and Temperature Sensor Library by Sparkfun Electronics”