***** **********Best Quality Guranteed. *****This module to ESP8266 as the master, DHT11 for the temperature and humidity sensor. ESP8266 collection environment temperature and cooling upload to the server*****ESP8266 ESP-01 Series is a highly integrated chip which offers a complete and self-contained Wi-Fi networking solution, allowing it to either host the application or to offload all Wi-Fi networking functions from another application processor; it also has powerful on-board processing and storage capabilities;
Support 3 modes: AP, STA, AP STA*****DHT11 digital temperature and humidity sensor is a digital signal output with a calibrated temperature and humidity combined sensor. The digital modules and acquisition of temperature and humidity sensor technology ensures that products with high reliability and excellent long term stability*****Regarding for the esp-01S: Input
power: 3.3V, I/O
voltage tolerance: 3.6V Max,
Flash Memory Size: 1MB (8Mbit),
WiFi security modes: WPA, WPA2; R