The data from DHT11 Sensor send to Arduino UNO and then displaying the humidity and temperature on the I2C LCD Display. Parts List Arduino UNO I2C LCD display 16x2 DHT11 Temperature and Humidity Sensor 4.7k resistor Library DHT11 Library Wire Library LiquidCrystal_I2C Library Wiring Arduino UNO + I2C LCD + DHT11 Sensor Upload Code to