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The DHT22 temperature and humidity sensor uses a thermistor to measure temperature and capacitive humidity sensor to measure humidity. It has a single wire digital interface.
- 1 piece - DHT22 Temperature and Humidity Sensor
- Supply Voltage: 3.3 to 6V
- Output Signal: digital signal via single-bus
- Operating Range and Accuracy (Humidity): 0-100% RH; +/-2% RH
- Operating Range and Accuracy (Temperature): -40 to 80 C; +/-0.5 C
- Average Sending Period: 2 seconds
- Dimensions (excluding pins): 15.3mm (0.6") length x 7.8mm (0.3") width x 25.3mm (1.0") height
- Weight: 2.4g (0.08oz)