The air quality monitor is also an important tool to determine whether unusual amounts of toxins are released when performing real estate inspections or when using household tools. Detect and monitor air problems at any time to ensure the health of family members or employees. Powered by rechargeable lithium battery, the air quality monitors makes it easy to take other measurements from a room to get an overview of the air quality in a home, workplace, school, nursery or other place. Intelligent detection of different types of gas. Most household gases can be detected without having to worry about the applicability. The measurement is displayed on a high-resolution screen, which is small and light and is easy to carry. Natural airflow detection technology is used to determine problems with air quality more accurately. Built-in polymer battery, energy saving and environmental protection, long standby time. Widely used in home, office, business, government, school and car, etc. This product is a simple and reliable measuring instrument that combines ease of use and performance. It allows you to track four key factors for air quality: TVOC, HCHO, CO2, AQI. Features: Powered by rechargeable lithium battery, the air quality monitors it easy to take other measurements from a room to get an overview of air quality in a home, workplace, school, daycare or other place. Intelligent detection of different types of gas. Most household gases can be detected without worrying about the applicability. The measurement is displayed on a high-resolution screen that is small and lightweight and is easy to carry. Natural air flow detection technology is applied to more accurately determine problems with air quality. Built-in polymer battery, energy saving and environmental protection, long standby time. Widely used in home, office, business, government, school and car, etc. Specifications: Main colour: blue. Material: ABS Screen size: 2.8 inches. Detect errors: