- Accurate detection: CO2 detector provides precise air quality readings with fast detection speed and stable measurements, real-time refresh every 1 second. - Humidity and temperature monitoring: Displays CO2 concentration along with ambient temperature and humidity to help you understand the environment. - Easy to read and alert: Color-coded status indicators and a smart color screen display allow you to read the parameters at a glance. - Wireless operation and power: Wireless detection with a built-in 1200mAh rechargeable battery, USB Type-C charging, standby time 240–360 minutes for convenient use. - Use scenarios: - In classrooms, offices or meeting rooms to monitor air quality and maintain comfortable conditions. - At home in living rooms, nurseries or kitchens to track CO2, temperature and humidity for safety and comfort. - In small workshops or laboratories where continuous, accurate indoor environmental monitoring is important.