eBay

Description:

AHT21B digital temperature and humidity module is a temperature and humidity composite sensor with calibrated digital signal output. It uses special digital module acquisition technology and temperature and humidity sensing technology to ensure that the product has very high reliability and excellent long-term stability. The product has the advantages of excellent quality, rapid response, strong anti-interference ability, and high cost performance. Each sensor is calibrated in a professional humidity calibration room to make the product reach a higher accuracy standard. Standard I²C interface makes system integration easy and fast. The product's small size and low power consumption make it the best choice for various applications and even the most demanding applications.

Feature

• Fully calibrated

• Digital output, I²C interface

• Excellent long-term stability

• Quick response

• Strong anti-interference ability

• A variety of accessories to choose from

• Tailor-made application solutions

Specificaion

Measuring Temperature: -40~+80°C;

Measuring Humidity: 0~100%RH

Temperature accuracy: ±0.3℃;

Humidity accuracy: ±2%RH(25℃)

Temperature Resolution: 0.01℃

Humidity Resolution: 0.024%RH

Output signal: I2C

Supply voltage: DC 2.0 - 5.5V

Application

HVAC, dehumidifier, testing and inspection equipment, consumer products, automobiles, automatic control, data loggers, weather stations, home appliances, humidity control, medical and other related temperature and humidity detection and control.

Package Included:

1 pcs aht21b sensor

Feedback
Warranty
Shipment

Feedback

We appreciate your feedback very much. As it will motivate us do better. If you have any questions with our goods or service, Please kindly contact us firstly before leaving negative feedback. Thank you in advance

Warranty

1. All merchandise will be carefully test before shipping. We will try our best to avoid any quality problem.

2. We promise warranty for quality in one year and we will repair it free of charge. The returning shipping should be paid by customer.

3. If you are not satisfied with the product, Please contact us. We'll provide you a satisfying solution.

Shipment

1.Normmly we will send the goods within 1-3 working days after your payment is verified .

2.Please check if the goods are in good condition and sign before the delivery man leaves.If you find the product is lost or damaged on the way. Please take photo and let the delivery men confirm it. Then we will help you let the shipping company compensate you.

On Oct 7, 2023 at 02:06:42 PDT, seller added the following information: