CO2 Detector Air Quality Monitor Indoor, 5-in-1 Formaldehyde/CO2/TVOC/Temperature（℉）/Humidity Detector, Portable Carbon Dioxide Detector, CO2 Monitor,

CO2 Detector Air Quality Monitor Indoor, 5-in-1 Formaldehyde/CO2/TVOC/Temperature（℉）/Humidity Detector, Portable Carbon Dioxide Detector, CO2 Monitor,

【5-in-1 Indoor Air Quality Monitor with Real - Time Data】Accurately detect ​CO2, Formaldehyde (HCHO), TVOC, Temperature (（The temperature unit can be switched between °C and US °F）, and Humidity in your home, office, or nursery. This ​air quality monitor provides instant insights to safeguard your family’s health by identifying harmful gases like formaldehyde and volatile organic compounds (VOCs) 【Lab-Tested Accuracy with VOC Sensors 】Equipped with advanced VOC sensor technology, this detector ensures precise measurement of CO2, TVOC, and formaldehyde levels. Outperforming basic sensors, it delivers ​**±1% accuracy** for reliable air safety monitoring. 【Smart LED Color Screen & Auto-Calibration】The ​2.8" HD color screen displays real-time data after a ​120-second warm-up for auto-calibration. Track trends with ​color-coded thresholds (Green/Yellow/Orange/Red) and identify unsafe air quality instantly—no professional tools required. 【4-Level Air Quality Alerts with Mute Function】Receive ​audible beep alerts when CO2, HCHO, or VOC levels exceed healthy thresholds. Press the power button to ​mute alarms during sleep or meetings, ensuring uninterrupted protection for ​bedrooms, kitchens, and basements. 【Portable Design & Fast USB-C Charging】With a ​1200mAh battery and included USB-C cable, this lightweight monitor operates ​24+ hours per charge. Test air quality anywhere—ideal for ​travel, new furniture checks, or high-humidity areas like bathrooms. CO2 Detector Air Quality Monitor Indoor, 5-in-1 Formaldehyde/CO2/TVOC/Temperature（℉）/Humidity Detector, Portable Carbon Dioxide Detector, CO2 Monitor, for Home Testing Indoor Air Safety (White)（The temperature unit can be switched between °C and US °F）