DHT11 or DHT 11 or DHT-11 temperature and humidity sensor is a digital temperature and humidity sensor. This DHT11 Digital Relative Humidity & Temperature Sensor Module is pre-calibrated with resistive sense technology coupled with NTC thermistor, for the precise reading of the relative Humidity and surrounding temperature DHT 11 break-out board is a very popular, low-cost sensor from Aosong, the breakout provides easy installation of the DHT11 sensor module.

Applications:

HVAC, Testing and inspection equipment, Automotive, Datalogger, Consumer goods, Automatic control, Weather station, Home appliances, Humidity regulator, Medical, Dehumidifier, etc.

Features Of DHT11:

1. Low power consumption.
2. DHT11 sensor adopts
3. The module can detect the surrounding environment of the humidity and temperature
4. High reliability and excellent long-term stability
5. The output from the digital output
6. Has a fixed bolt hole and easy installation

Specifications Of DHT11 Sensor:

1. Humidity Measuring Range(%): 20 to 90
2. Temperature Measuring Range(°C): 0 to +50
3. Humidity Measurement Accuracy(%): ±5.0
4. Temperature Measurement Accuracy(°C): ±2.0
5. Response Time(s): <5
6. Supply Voltage (V): 5
7. Breadboard Size(mm): 19×17 (LxW)
8. Weight (gm): 0.6

Product Tutorial:

https://ucbeginner.com/getting-started-with-dht11-and-arduino-a-quick-setup-guide/

https://howtomechatronics.com/tutorials/arduino/dht11-dht22-sensors-temperature-and-humidity-tutorial-using-arduino/

Package Includes In DHT11 :

• 1 X DHT11 Digital Relative Humidity & Temperature Sensor Module.

Here is better sensor then DHT11 which is DHT22.