The DHT-22 (AM2302) is a digital temperature and humidity sensor from the original ASAIR brand, widely used to monitor environmental conditions in real time. It is a popular choice for home growers, hobbyists, makers, and farms that want a reliable reading of heat and moisture for their plants, projects, or controlled spaces. Whether you are building a small monitoring setup or upgrading an existing one, this sensor is a dependable building block.
Key features
- Original ASAIR brand DHT-22 (AM2302) module.
- Combined temperature and humidity sensing in one compact part.
- Digital output that is easy to read with common microcontroller boards.
- Suitable for everyday monitoring and DIY automation projects.
Typical uses
- Greenhouse, grow-tent, and indoor garden climate monitoring.
- Hydroponics and seedling environments where humidity matters.
- Smart irrigation, weather stations, and incubator builds.
- Student, hobby, and prototyping electronics projects.
How to choose / tips
- Confirm your board and code support the DHT-22 (AM2302) before wiring.
- Place the sensor in a spot with free airflow, away from direct water spray.
- Choose the original ASAIR part for consistent, repeatable readings.
Why tna W rna
At tna W rna we focus on quality components and reliable sourcing so your build works the first time. We deliver across Egypt with cash on delivery, and our team is ready to help you pick the right parts for your garden or project.
