Comprehensive indoor air quality monitoring Detects carbon monoxide, formaldehyde, and a range of pollutants to assess indoor air quality and help protect your environment. Clear, practical readings help you identify and address air quality issues promptly. Realtime visualization Live Reading Display with a realtime TFT color screen. precision sensor readings are presented in an easytoread format for quick assessment. Effective alerts and responses Product alert system triggers when pollutant levels exceed recommended thresholds. Audible and visual alerts prompt fast awareness and action to resolve the issue. Portable, efficient power Battery powered with a 1200mAh capacity. Charges in 23 hours and provides 46 hours of continuous use without needing to plug in. 23 practical use scenarios After home renovations or remodeling, monitor for elevated formaldehyde levels to ensure a safer living space. In offices or classrooms, continuously track air quality to maintain a comfortable and healthy environment for occupants. In garages or workshops, keep an eye on pollutant levels to detect potential hazards and respond quickly. Notes The device is designed to detect carbon monoxide, formaldehyde, and a range of pollutants, with a focus on clear, realtime monitoring and timely alerts. All functions described align with the original specifications, performance, and intended use.