10in1 air quality monitoring The MT13W measures 10 key air indicators in realtime, including carbon dioxide and PM5 levels, helping you maintain healthy and comfortable indoor conditions. Easytoread display An 8inch TFT screen provides clear visibility into your indoor air conditions, making the data easy to understand at a glance. Longlasting operation With about 24 hours of usage from a full charge, this monitor supports extended monitoring without frequent recharging. Clear alerts for quick action The duallevel alarm system with colorcoded indicators makes it easy to identify when air quality issues arise so you can act quickly. Key attributes Model: MT13W. Monitors 10 indicators including carbon dioxide and PM5. Display: 8inch TFT. Battery life: approximately 24 hours per charge. Alerts: duallevel colorcoded alarms for quick identification of issues. Use scenarios Home: Monitor ventilation in living spaces to keep carbon dioxide and PM5 levels within comfortable ranges for daily activities. Office or classroom: Track air quality during work or study sessions to support focus and overall comfort. Renovation or materials: Observe changes in air quality when renovating or introducing furnishings or cleaners, and ventilate as needed.