Release HCHO app.
The app is for the smart HCHO air quality monitor Voltcraft FAS-100. The app allows real-time preview of formaldehyde concentration and formaldehyde concentration curve to directly reflect the change of formaldehyde concentration; the app is with recording function, test results can be viewed at any time;
The APP has a comprehensive air hazard assessment function, which can remind you of formaldehyde exceeding the standard at any time.
