DHT22 Temperature and Humidity Sensor

Digital temperature and humidity sensor also named AM2302.  Low cost 3 to 5V power and I/O 2.5mA max current use during conversion (while requesting data) Good for 0-100% humidity readings with 2-5% accuracy Good for -40 to 80°C temperature readings ±0.5°C accuracy No more than 0.5 Hz sampling rate (once every 2 seconds) Body size 27mm x 59mm x 13.5mm (1.05" x 2.32" x 0.53") 4 pins, 0.1" spacing Includes: 1 x DHT22 Digital temperature and humidity sensor 1 X 10K resistor   Project/Tutorial: http://projects.privateeyepi.com/home/home-alarm-system-project/temperature-and-humidity