- 1.9-in-1 Multifunctional Air Quality Monitor: This advanced indoor air quality monitor provides precise measurements of key air quality indicators, including formaldehyde (HCHO), PM2.5, PM1.0, PM10, total volatile organic compounds (TVOC), temperature, humidity, and Air Quality Index (AQI). Knowing the air quality in your home is essential for health and well-being. - Portable and Versatile: Lightweight and easy to carry, this air quality detector allows you to assess indoor air quality wherever you go. Whether at home, in the kitchen, bedroom, office, school, car, hotel, or during travel and camping, it ensures a safe environment, especially for babies, children, and pregnant women. - User-Friendly Operation: The device is designed for simplicity; just press the function button to start monitoring. The updated instruction manual is straightforward, making it easy for anyone to understand. You can set a default value for formaldehyde, and the monitor will alert you if levels exceed this threshold. - Advanced Testing Technology: Equipped with a semiconductor sensor, this air quality monitor delivers reliable and accurate readings, helping you stay informed about your environment. Use Scenarios: - Monitor air quality in your child's bedroom to ensure a safe sleeping environment. - Use in the kitchen while cooking to detect harmful emissions and maintain a healthy atmosphere. - Check air quality in your car during long trips to ensure a comfortable ride for your family.