ESP8266 ESP-01/ESP-01S DHT11 Temperature Humidity WiFi NodeMCU Module for Arduino

This module uses ESP8266-01/ ESP-01S as main controller, and the temperature humidity sensor is DHT11. ESP8266 collects the environment temperature and humidity then upload to the server.This module can be used as a temperature and humidity acquisition for smart home or IOT project.

Features

• Master: ESP-01/ ESP-01S
• Temperature and humidity sensor: DHT11

Specifications

• Working voltage: DC 3.7V-12V (it can be powered by 3.7v lithium battery)
• Measuring range: 10-90% RH 0-50⊥
• Measuring accuracy: Temperature: ㊣2⊥ Humidity: ㊣5% RH

Application Examples

• 1. Power supply: 3.7V-12V 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 * 4 Pin (in the direction of the arrow), show as below:

• 4. Temperature and humidity sent to another WiFi module, the serial display: show as below:

Package list

• ESP8266 esp-01/ ESP-01S DHT11 Temperature Humidity Module x 1

Wiki & External links

• Manual and techsupport