DHT22 is a simple and affordable temperature and humidity sensor. It sends the information in digital data format every 2 seconds.
The product also includes the GPIO-cables for connecting to Raspberry Pi. Also included is a short manual on how to download and use the software. There is a open source library available, so you can program your own software using these sensors.
- 2.5mA maximum power usage
- Humiditiy: 0-100% , 2-5% accuracy
- Temperature: -40 - 80°C, ±0.5°C accuracy
- 0.5 Hz update frequency (once every 2 seconds)
- 27mm x 59mm x 13.5mm
- 4 pins