Real-time CO2 monitoring with updates every second, delivering fast detection, stable readings, and accurate air quality assessment. Monitors carbon dioxide concentration as well as ambient temperature and humidity, helping you maintain healthy indoor conditions. Easy-to-read smart color screen displays CO2, temperature, and humidity, with color-coded indicators that alert you when air quality needs attention. Wireless operation with long standby: 240–360 minutes, built-in 1200mAh rechargeable battery, and a Type-C charging interface. Suitable for a variety of settings, including home, office, classroom, laboratory, or greenhouse placements. Practical applications include ensuring proper ventilation in meeting rooms, maintaining comfortable classroom environments, and tracking home environmental conditions for comfort and safety.