Real-Time Monitoring: Stay informed about your surroundings with our multifunctional air quality monitor, capable of detecting CO2, Formaldehyde (HCHO), Volatile Organic Compounds (TVOC), and temperature. Color Led Screen: Our device features a full-color 5.5-inch led screen display that provides real-time data, ensuring you always have a clear understanding of your environment's air quality. Battery Status Indicator: Never run out of power unexpectedly. Our monitor includes a battery display with green, orange, and red indicators for power status. Wide Application: Ideal for various settings including homes, offices, schools, hotels, and more, ensuring the air you breathe is as clean as possible. Safety First: Designed with safety in mind, the mesh design facilitates better heat dissipation during operation, leading to more accurate measurement data. Breathe easier knowing your environment is being monitored by a professional device that cares about your well-being as much as you do.