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$79.00
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 (the module does not include ESP-O1/ 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