General description The CSPARKV 5-in-1 Air Quality Detector is a compact and fashionable device designed for easy portability and use. It effectively measures indoor air quality by detecting levels of carbon dioxide (CO2), formaldehyde (HCHO), total volatile organic compounds (TVOC), temperature, and humidity. Technical specifications Dimensions: 8.5 × 5.1 × 1.7 cm Screen: 9-inch color screen with a resolution of 240 x 280 Usage Provides real-time measurements of HCHO, TVOC, CO2 concentrations, temperature, and humidity. Features an air quality level division function with 4 different font colors indicating varying air quality levels.