DHT22 Temperature & Humidity Sensor

WaveshareSKU: WAV-11092
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This is a calibrated digital temperature and humidity module with an onboard DHT22 (AM2302) sensor, which features higher accuracy and a wider measuring range than a DHT11.

This sensor can be used for detecting ambient temperature and humidity through the standard single-wire interface.

Comes with an XH2.54 3-pin cable.

Resources

How to Use

In the case of working with an MCU:

  • VCC ↔ 3.3V ~ 5.5V
  • GND ↔ GND
  • DOUT ↔ MCU IO (GPIO) input pin

Package Contents

  • 1x DHT22 Module
  • 1x XH2.54 3-pin wire

Specifications

  • Temperature
    • Resolution : 0.1°C
    • Accuracy : ±0.5℃
    • Measuring range: -40°C ~ 80°C
  • Humidity
    • Resolution : 0.1%RH
    • Accuracy : ±2%RH (25°C)
    • Measuring range : 0%RH ~ 99.9%RH
  • Operating voltage : 3.3V ~ 5.5 V
  • Recommended storage condition
    • Temperature: 10°C ~40°C
    • Humidity: 60%RH or below
  • Dimensions: 39.92mm x 15.4mm

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