Air quality monitor with CO2 and HCHO
The CIS 7-in-1 Air Quality Monitor is a compact desktop device that provides comprehensive indoor air quality monitoring. It simultaneously tracks 7 parameters: CO2 level, humidity, temperature, HCHO (formaldehyde), TVOC (volatile organic compounds), and also displays time and date. The intuitive LED display makes complex information easy to read. The device has an alert function (audible alarm) if the CO2 level exceeds 1880 ppm. The monitor is equipped with a rechargeable battery, charges via USB Type-C, and automatically enters power-saving mode after 30 minutes of operation.