dht11

Description: 

1, can detect ambient humidity and temperature;

2, sensors using DHT11;

3, Humidity measuring range: 20% -95% measurement error: + -5%;

4, Temperature measurement range: 0 -50℃ measurement error: + -2℃; 

5, Operating Voltage: 3.3V-5V ;

6, Output form: Digital output ;

7, PCB size: 3.2cm * 1.4cm;

8, Weighs: about 8g 

Module Interface Description (3-wire) 

1 VCC external 3.3V-5V 

2 GND 

3 Data Port: Digital output interface connected to the microcontroller IO port.