1. 5in1 Carbon Dioxide Detector: This advanced air quality monitor displays realtime CO2 levels, HCHO, TVOC, temperature, and humidity readings on a vibrant 4.6 cm color screen, updating every second to help you maintain a healthy indoor air quality for your family and colleagues. 2. Rechargeable Long Battery Life: Equipped with a robust 1200 mAh lithium battery, this monitor provides approximately 30 hours of continuous monitoring on a single charge and features a convenient TypeC charging port for effortless power replenishment when needed. 3. ColorCoded Air Quality Alerts: Quickly assess your environment's air quality status with intuitive color indicators that change based on detected pollutant levels, making it easy to identify when ventilation is required without interpreting complex numbers. 4. Comprehensive Monitoring System: Track five critical air quality parameters simultaneously, with measurement ranges of 400–5000 ppm for CO2 and precise readings for formaldehyde, volatile organic compounds, temperature, and humidity in your living or workspace.