DHT22 DHT 22 humidity sensor module

1. Size: 28.2 mm (length) * 13.1 mm (width) * 10 mm (high)

2. Weight: 6 g

3. Working voltage: 3 V - 5.5 V

4. The sensor models: the loose AM2302 temperature and humidity sensor

5. Signal output form: digital signal

6. Temperature measurement range: - 40c to 80c

7. Measuring accuracy: 0.5c

8. The humidity measuring range: 0-100% RH

9. Measuring accuracy: 2% RH

10. Resolution: 16

11. With fixed screw holes, convenient installation and fixation. Diameter of 2.6 mm

Module interface description:

"+" : positive

"-" : the power of anode

"Out" : the microcontroller IO port