DHT11 DHT22 Digital Temperature and Humidity Sensor DHT11 module For Arduino RED BLACK BLUE Original probe DHT22

DHT11/DHT22 Temperature And Relative Humidity Sensor Module For Arduino

Description

1 can detect ambient humidity and temperature

2 sensor DHT11/DHT22

3 humidity measuring range: 20% -95% (range 0 degrees -50 degrees) and humidity measurement error: + - 5%

4 temperature measuring range: 0 degrees -50 degrees temperature measurement error: + - 2 degrees

4 Operating Voltage 3.3V-5V

5 Output Type Digital Output

6 has a fixed bolt hole for easy installation

Module interface specification (3-wire)

1. VCC 3.3V-5V external

2. GND External GND

3. DO small board switch digital output interface connected to the microcontroller IO port