The example project for Temperature & Humidity Sensor working with Arduino Uno R3: http://osoyoo.com/?p=518 (Please add a 4.7K or 10K resistance)
The example project for Temperature & Humidity Sensor working with Raspberry Pi: http://osoyoo.com/?p=858
Accuracy: Humidity +&-5% RH, temperature +&-2 celsius degree
Humidity measuring range: 20% - 90% RH, Temperature 0 to 50 celsius degree
DHT11 digital temperature and humidity sensor is a calibrated digital signal output temperature and humidity combined sensor, which application-specific modules capture technology and digital temperature and humidity sensor technology to ensure that products with high reliability and excellent long-term stability.

Technical Details

Product Details

Package Dimensions
Width : 1.97 inch
Height : 0.79 inch
Length : 3.15 inch

Shipping Weight: 3.2 ounce (View shipping rates and policies)

ASIN : B073F472JL