1 x ESP8266 (e.g., NodeMCU) 1 x DHT11 Sensor 1 x 10kΩ resistor (optional, for stable data reading) Breadboard and jumper wires Circuit Diagram Connect VCC of the DHT11 sensor to the 3.3V pin of the ...

This Arduino project reads data from DHT11 and DHT22 sensors to measure temperature and humidity. The DHT11 sensor is a basic and affordable option, while the DHT22 sensor provides higher accuracy.