- This module takes ESP8266-01/ESP-01S as the main control, and DHT11 is a temperature and humidity sensor
- The temperature and humidity in the ESP8266 collection environment are uploaded to the server
- Support 3.7v-12V DC power supply (3.7V lithium battery)
- It can be used as a temperature and humidity collection node in a smart home or IoT projects
- The measurement range of this module is 20% – 90% RH; 0℃-50℃