The DHT11 is a basic, ultra low-cost digital temperature and humidity sensor. With DHT11 you can easily add humidity and temperature data to you DIY electronics projects.
Technical Details:
3 to 5V power and I/O
2.5mA max current use during conversion (while requesting data)
Good for 20-80% humidity readings with 5% accuracy
Good for 0-50°C temperature readings ±2°C accuracy
No more than 1 Hz sampling rate (once every second)
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