9 in 1 Air Quality Monitor CO2 Meter Carbon Dioxide CO2 TVOC HCHO PM2.5 PM1.0 PM10 Humidity Detection with Function for Home Office Car

9 in 1: Multifunctional air quality real-time monitoring of CO2 concentration, concentration, TVOC value, HCHO value, PM2.5PM1.0PM10 value, and relative humidity in the air. Clear Display: Large digital screen with backlight, clear and easy to read, support function. Multiple display modes are available, you can switch according to your needs. High Accuracy: Using air semiconductor sensor, infrared PM2.5 sensor and electrochemical sensor, plus high-performance chip, detection is mor