- Stable CO2 measurement with 1-second real-time refresh for accurate air quality readings. - Multi-function display shows CO2 concentration along with ambient temperature and humidity to help you understand the environment. - Clear color screen with color-coded indicators that alert you when conditions require attention. - Compact and wireless: portable detector designed for convenient, independent use. - Long battery life: built-in 1200 mAh rechargeable battery, standby 240–360 minutes, with a Type-C charging interface for easy power replenishment. - Practical uses: - Office or classroom settings to maintain healthy air by tracking CO2 and environmental conditions. - Home, kitchen, or basement spaces to monitor humidity and CO2 for comfort and safety. - Small workshops or labs where ventilation and air quality are important for performance and safety.