Temperature and humidity sensor DHT22 (AM2302)*

Popular temperature and humidity sensor with digital interface, jednoprzewodowym. Measuring range: temperature from -40 to 80 °C, humidity 0-100% RH.

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In stock, shipping 24 hours!

Price 24,90 zł


  • Supply voltage: from 3.3 V to 6 V
  • Average current consumption: 0.2 mA
  • Temperature
    • Measurement range: -40 to 80 °C
    • Resolution: 8-bit (0.1 °C)
    • Accuracy: ± 0.5 °C
    • Response time: on average, 2 seconds
  • Humidity:
    • Measuring range: 0 - 100 % RH
    • Resolution: 8-bits (±0,1 % RH)
    • Accuracy ±2 %RH*
    • Response time: on average 2 seconds


Details in the documentation.


*RH - relative humidity is expressed in percents. It is the ratio of actual humidity in the air to its maximum number that air can keep at a given temperature.



Temperature and humidity sensor in the housing through hole. The system can be controlled using a microcontroller or any starting set, for example, Arduino. Before using, you need to see the documentation.


The product is compatible with Arduino

Library and diagram of connection with Arduino are under this address.

User manual can be found on our website.


Example of connection with microcontroller

The diagram represents the simplest way of connecting the system with any microcontroller using the single lead interface.

Przykład podłączenia czujnika DHT22

VDD - supply voltage, DATA - data line as pulling-up resistor (e.g., 5k Ω), GND - mass of system.


  • Interface Digital I / O
  • Sensor - Temperature to 80 °C
  • Sensor - Temperature accuracy +/- 0.5 °C
  • Sensor - Temperature from -40 °C - 120 °C
  • Test: 3


Posting the payment for the order on our account on a business day up to 13:00 means sending the goods on the same day!


The time of payment depends on the hours of ELIXIR session of the sender's bank and the recipient of the transfer (more information on this subject, for example on the website


The table presents available forms of delivery in Poland


Carrier and

Bank wire

by cash


Poczta Polska

terms of service

9,90 PLN17,90 PLN1-3 days

Kurier GLS

terms of service

14,90 PLN22,90 PLN

1-2 days

Paczkomaty 24/7 

terms of service

12,90 PLN-1-3 days

If the amount to pay for products exceeds 500 PLN
Delivery is for free!


  • Free delivery of orders over 500 PLN does not apply to parcels addressed outside of Poland.
  • Free delivery does not apply when changing orders.
  • The delivery period is counted in working days from the date of dispatch of the order.