DHT22 (AM2302) Temperature-Humidity Sensor Module 

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

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

Example Codes, Datasheet, Schematic

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

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