Air quality sensor press and hold the "Power" button for 3 seconds to turn the air quality monitor on or off. Once powered on, it automatically starts detecting. The default temperature unit is Celsius (), but you can switch to Fahrenheit () by pressing and holding the "Power" button for 1 second.
Air monitor equipped with a built-in 2000mAh rechargeable lithium battery and a USB charging cable, it can last up to 20 hours on a single charge. Its lightweight and portable design make it suitable for various scenarios.
We are committed to providing excellent after - sales service. Our 7*24 - hour customer service team is always online to answer your questions.