Restars Air Quality Digital Formaldehyde Air Pollution AQI Air Quality Air Quality Air Analyzer Monitor, LCD, Detector, Monitor, Multi-Tester, HCHO,

This multi-tester can be used to measure the concentration of PM2.5, formaldehyde, and carbon dioxide. It can detect HCHO, TVOC, CO2, and PM10. It has a wide range of applications. This device features a large color LCD display with a wide viewing angle for easy reading. Each tester's results are clearly visible. Made of environmentally friendly materials, it's safe to use. The stand design makes it easy to place. Monitor real-time local outdoor air quality readings and real-time air quality to prevent respiratory illnesses. If harmful substances exceed the standard, the corresponding part of the display will show a flashing indicator. The imported chip ensures high measurement accuracy, and it can be used in homes, laboratories, offices, hotels, schools, factories, conference rooms, airports, hospitals, restaurants, and many other public places. It can be used for 6 hours after 4 hours of charging via USB. For continuous use, it can be connected to a socket to prevent damage to the device. It is also easy to operate. This tester features a large, easy-to-read color LCD display with a wide viewing angle. Each tester's results are clearly visible. Made with environmentally friendly materials for safe use, the stand design makes it easy to place. This multi-tester can be used to measure PM2.5 concentrations, as well as formaldehyde and carbon dioxide concentrations. It can detect HCHO, TVOC, CO2, and PM10. It has a wide range of applications. It provides real-time local outdoor air quality readings and real-time air monitoring to prevent respiratory illnesses. If harmful substances exceed the standard, a flashing indicator will appear on the display. Imported chips ensure high measurement accuracy. It can be used in homes, laboratories, offices, hotels, schools, factories, conference rooms, airports, hospitals, restaurants, and many other public places. It can be used for six hours after four hours of USB charging. For continuous use, it can be plugged into a socket to prevent damage to the device. Operation is also convenient.