DAOKI 2Pcs ESP8266 DHT11 ESP01 ESP01S Temperature and Humidity Sensor WiFi Module Wireless NodeMCU Smart Home IOT DIY Kit Blue

Description: This module is mainly controlled by esp8266-01 / esp-01s, and DHT11 is the temperature and humidity sensor. The temperature and humidity of ESP8266 are uploaded to the server. Support 3.7 v-12v DC supply (3.7 v lithium battery). It can be used as a temperature and humidity collection node for smart home or IOT projects. Features: 1.Master control: ESP-01 / ESP-01S 2.Temperature and humidity sensor: DHT11 3.Working voltage: DC 3.7 - 12V 4.Relative humidity measurement range: 20 - 90 percent (+ / - 5 percent) 5.Temperature measurement range: 0 - 50 degree Celsius (+ / - 2 degree Celsius) 6.Easy to use and convenient to operate Application Example: 1. Power source: 3.7 V-12 V DC power supply connected to VCC GND (2.54mm pin) 2. Download the program to ESP-01S 3. Insert ESP-01 / ESP-01S into the 2 x Pin Package includes: 2 x P8266 ESP-01 ESP-01S ESP01 DHT11 Temperature and Humidity Sensor Module