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Item #:
72972251
DORHEA 2PCS DHT22 AM2302 Digital Temperature and Humidity Sensor Module Temperature Humidity Monitor Sensor 3Pins Module with Cable
Item #:
72972251
LKR 4465
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Only 10 items left in stock.
Order now and get it around Sunday, September 20
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AM2302 temperature range: -40 to 80 degree celsius, Humidity measuring range: 0~100%RH, Excellent long-term stability, No additional components needed, Single-bus digital signal output, Long distance signal transmission
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What Stands Out
High Accuracy
The DHT22 sensor offers exceptional accuracy in measuring temperature and humidity, ensuring reliable data for climate control applications, home automation, and various environmental monitoring systems.
Easy Integration
Designed with a user-friendly 3-pin interface, the DHT22 module easily integrates with various microcontrollers, making it an ideal choice for hobbyists and professionals alike looking to enhance their projects.
Robust Build
With a durable design and included cable, the DHT22 sensor is built to withstand environmental challenges, ensuring longevity and consistent performance in a wide range of applications.
Product Details
| Battery Description | No batteries required |
| Mounting Type | Tabletop |
| Upper Temperature Range | 80 °C |
| Temperature Accuracy | 0.5 |
| Color | white |
| Brand Name | DORHEA |
| Manufacturer | DORHEA |
| UPC | 701715471429 |
| Part Number | 14688-1 |
| Brand | DORHEA |
| Upper Temperature Rating | 80 °C |
| Item Weight | 0.1 lbs (50 grams) |
Who Should Buy?
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Home HVAC Enthusiasts
Ideal for users wanting to monitor and control home heating, ventilation, and air conditioning systems for better comfort.
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DIY Project Makers
Great for hobbyists building weather stations, environmental monitoring devices, or other electronic projects needing temperature and humidity data.
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Educational Use
Perfect for students learning about electronics, programming, or environmental sciences in a hands-on manner with practical applications.
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Professional Climate Control
May not be accurate enough for professional applications that require precise measurements and advanced calibration techniques.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the DHT22 AM2302 sensor used for?
Answer: The DHT22 AM2302 sensor is primarily used for measuring temperature and humidity in various applications. It provides accurate readings, making it ideal for home automation projects, climate control systems, and environmental monitoring. Industries like horticulture and HVAC utilize this sensor for optimal climate regulation. You can also use it in DIY electronics projects to monitor indoor conditions or connect it with microcontrollers like Arduino or Raspberry Pi for enhanced functionalities. -
Question:
How accurate are the measurements from the DHT22 AM2302 sensor?
Answer: The DHT22 AM2302 sensor offers high accuracy, with temperature readings accurate to ±0.5°C and humidity readings accurate to ±2-5% relative humidity. This precision makes it suitable for applications that require stringent environmental control, like greenhouses or laboratories. Its reliability ensures that your projects maintain the desired conditions for sensitive equipment or living organisms, enhancing performance and longevity. -
Question:
What is the operating voltage range for the DHT22 AM2302 sensor?
Answer: The DHT22 AM2302 sensor operates at a voltage range of 3.3V to 6V. This versatility allows for compatibility with various microcontrollers and development boards. It's important to maintain within this voltage range to ensure the sensor functions correctly and delivers accurate readings. You can use it easily with Arduino or similar platforms, enabling a wide range of projects without needing additional voltage regulators. -
Question:
Can the DHT22 AM2302 sensor be used outdoors?
Answer: While the DHT22 AM2302 sensor can function outdoors, it is recommended to house it in a protective enclosure to shield it from direct exposure to moisture and extreme weather. This ensures longevity and maintains consistent performance. Outdoor applications include weather stations or monitoring systems for outdoor gardens, where humidity and temperature data are imperative for plant health. -
Question:
How is the DHT22 AM2302 sensor connected to a microcontroller?
Answer: The DHT22 AM2302 sensor typically has three pins: VCC, GND, and DATA. Connect VCC to the power supply pin, GND to the ground, and DATA to a digital input pin on your microcontroller. You will need to install the appropriate library for your platform to read data from the sensor efficiently. This connection style allows you to create embedded projects that monitor environmental conditions in real-time. -
Question:
What type of cable is included with the DHT22 AM2302 sensor?
Answer: The DHT22 AM2302 sensor module typically comes with a 3-pin cable. This cable is convenient for easy connections to microcontrollers, reducing the clutter of additional wiring. The cable’s length is suitable for various applications, allowing flexibility in positioning the sensor where needed, whether it’s for indoor setups or outdoor monitoring systems. -
Question:
What is the response time of the DHT22 AM2302 sensor?
Answer: The DHT22 AM2302 sensor has a response time of about 2 seconds for temperature and humidity measurements. This rapid response time is beneficial in scenarios where environmental conditions fluctuate frequently, such as in HVAC systems or smart greenhouse controls. Quick refresh rates ensure that your system adjusts to changes in real-time, optimizing performance and energy usage. -
Question:
What microcontrollers are compatible with the DHT22 AM2302 sensor?
Answer: The DHT22 AM2302 sensor is compatible with various microcontrollers such as Arduino, ESP8266, and Raspberry Pi. These platforms support libraries that facilitate easy programming and sensor integration. This compatibility opens up a wide range of projects, from simple temperature monitoring to complex IoT applications, where multiple sensors can be used for data aggregation and analysis. -
Question:
How do I calibrate the DHT22 AM2302 sensor?
Answer: The DHT22 AM2302 sensor does not require calibration by the user under normal circumstances, as it is factory-calibrated. However, if the sensor shows significant deviations from expected measurements, consider using reliable reference devices to compare and adjust the readings in your software. For high-precision applications, routinely checking the sensor against calibrated instruments ensures consistent accuracy over time. -
Question:
Where can I buy 2PCS DHT22 AM2302 Digital Temperature and Humidity Sensor Module in Sri Lanka?
Answer: You can buy the 2PCS DHT22 AM2302 Digital Temperature and Humidity Sensor Module from Ubuy in Sri Lanka. Ubuy provides a convenient platform to purchase electronic components, often offering various shipping options and products. By visiting their website, you can find these sensors, check availability, and place your order with ease.
DORHEA Single Board Computers Editorial Review
The 2PCS DHT22 AM2302 Digital Temperature and Humidity Sensor Module has garnered mixed reviews from customers. Generally celebrated for its low cost and ease of use, many users appreciate the straightforward setup and standard code examples available for integrating the sensors with popular microcontrollers like Arduino and Raspberry Pi. Customers note that once the initial alignment with their devices is completed, the sensors perform reliably by reading temperature in Celsius and humidity as a percentage. However, new users may require a bit of time to connect and configure the devices correctly initially. On the downside, some customers experienced issues with the accuracy of the readings when using multiple sensors. Reports of discrepancies in temperature and humidity readings, with differences as much as 5°F and 5% humidity, prompted users to implement their calibration methods. One reviewer specifically highlighted a serious concern where connecting the sensor disrupted their Raspberry Pi's ability to connect to the 2.4 GHz Wi-Fi network, which ultimately discouraged a repeat purchase. In summary, while the DHT22 sensor module serves well for DIY projects with adequate performance for temperature and humidity monitoring, potential users should be cautious about its reliability when used alongside other devices and its propensity to require calibration for improved accuracy. **
Customer Reviews & Ratings
16 customers ratings
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5 Star
68%
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4 Star
15%
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3 Star
9%
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2 Star
8%
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Pros
- Affordable and cost-effective for multiple uses.
- Easy to set up with existing code examples for Arduino and Raspberry Pi.
- Provides Consistent performance once calibrated.
Cons
- Potential connectivity problems with microcontrollers, causing Wi-Fi disruptions.
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
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10 September 2026 · via Trustpilot
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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LKR 4465
Order now and get it around Sunday, September 20
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 10 items left in stock.
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Temperature range: -40 to 80 degree celsius
- Humidity measuring range: 0~100%RH
- Excellent long-term stability
- No additional components needed
- Single-bus digital signal output
- Long distance signal transmission
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