Used these for temperature monitors in the house, garage and outside reference.
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Product details
Brand: MaxDetect Technology Co
The RHT03 (also known by DHT-22) is a low cost humidity and temperature sensor with a single wire digital interface. The sensor is calibrated and doesn't require extra components so you can get right to measuring relative humidity and temperature. Features: 3.3-6V Input 1-1.5mA measuring current 40-50 uA standby current Humidity from 0-100% RH -40 - 80 degrees C temperature range +-2% RH accuracy +-0.5 degrees C
All reviews
Works great. Our indoor greenhouse now has managed humidity control and the Myers lemon tree is thriving this winter.