Fast Refresh: refreshes every 1 second in real time, delivering fast detection, stable readings, and more accurate air quality assessment. Function: monitors and displays carbon dioxide concentration, temperature, and humidity, helping you understand the environment. Easy to Read: color changing indicator alerts air quality and a smart color screen makes parameters easy to read. Convenient Charging: TYPE-C charging interface, built-in 1200mAh rechargeable battery, standby for 240–360 minutes, wireless detection, practical and portable. Use scenarios - Home and family spaces: monitor CO2, temperature, and humidity in living rooms, bedrooms, or kitchens to maintain comfortable indoor air quality. - Office or classroom: track CO2 levels to support a productive, comfortable working or learning environment. - Small studios, workshops, or greenhouses: manage CO2 with temperature and humidity to protect plants or equipment. This description stays aligned with the original product’s brand, specifications, models, and functions while presenting a clear, professional overview.