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Home / Computer Hardware, Monitors & Peripherals / DHT11 DHT22 Temperature and Humidity Sensor Module SHT30/SHT3031 AM2302 Digital Switch Probe
Computer Hardware, Monitors & Peripherals

Attributes

Brand -
Category Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin -
Operating Voltage 3.3V - 5V DC
Interface Type Single-wire Digital
Temperature Range (DHT22) -40°C to 80°C
Humidity Range 0% to 100% RH
Temperature Accuracy ±0.5°C
Humidity Accuracy ±2% RH
Sampling Period 2 Seconds
Pin Count 3 or 4 Pins
Dimensions 15 x 12 x 7 mm
Compatibility Arduino, ESP32, Raspberry Pi

5 reviews

A

Anonymous

Apr 11, 2026

Rating: 5/5

Stable readings

Using in greenhouse project, very stable data.

A

Anonymous

Apr 06, 2026

Rating: 4/5

Good accuracy

DHT22 is definitely better than DHT11 for precision.

A

Anonymous

Mar 22, 2026

Rating: 5/5

Perfect for weather station

Works great with ESP32. Easy to wire up.

A

Anonymous

Mar 04, 2026

Rating: 5/5

Fast shipping

All modules tested working out of the box.

A

Anonymous

Mar 03, 2026

Rating: 3/5

Documentation needed

Had to search for library code online to get it working.

5 FAQ

Q: Is this compatible with 5V logic?

A: Yes, the module operates between 3.3V and 5V DC.

Q: Are these sensors waterproof?

A: No, the electronic components are not waterproof.

Q: Which library should I use?

A: The Adafruit DHT sensor library is recommended.

Q: What is the difference between DHT11 and DHT22?

A: DHT22 offers better accuracy and a wider temperature range.

Q: What is the maximum wire length?

A: We recommend keeping the cable under 20 meters for signal integrity.

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