Stable measurement: The carbon dioxide detector provides stable measurement values for accurate air quality detection. Realtime updates occur at 1 second intervals, enabling faster detection speed. Understanding the environment: This 3in1 detector monitors and displays carbon dioxide concentration, temperature and humidity, helping users understand indoor environmental conditions at a glance. Clear data presentation: The device uses a clear, intelligent color screen that changes color to highlight key readings, making it easy to read parameters and stay informed about the environment. Long battery life: Standby time is 240–360 minutes with wireless detection for convenient placement. It features a builtin 1200 mAh rechargeable battery and a TypeC charging interface for reliable power. Use scenarios: Home use: Place in living rooms, bedrooms or kitchens to monitor CO2, temperature and humidity, supporting comfortable sleep, better air quality, and healthier daily living. Office or classroom: Use in workspaces or teaching areas to track air quality metrics, helping maintain productive environments and adhering to ventilation needs. Small workshops or grow spaces: Monitor CO2 and humidity levels to support plant health, material handling, and proper environmental control in compact setups.