12 IN 1 AIR DETECTOR This multifunctional air quality meter simultaneously measures PM5, PM10, HCHO, AQI, temperature and humidity, providing comprehensive air quality insights for your home or office. HIGH PRECISION SENSORS Equipped with advanced semiconductors and electrochemical sensors, this device delivers exceptional accuracy and strong resistance to interference, ensuring reliable readings every time. TFT COLOR DISPLAY The large TFT color display makes it easy to read real-time data at a glance, so you can quickly stay informed about your indoor air quality. AQI DISPLAY FUNCTION Includes an air quality level function with color-coded indicators that visually represent different air quality levels, enabling rapid assessment of the environment. USE SCENARIOS - Home monitoring: track PM5, PM10 and HCHO in living rooms, bedrooms or kitchens to protect family health. - Office and classroom environments: monitor air quality to support well-being and productivity. - Renovations or new furniture: check HCHO levels after renovations or with new furnishings to ensure safety.