Compact, portable design — lightweight and easy to carry so you can check indoor air quality wherever you go. Its small size fits a bag, glove box or shelf for quick, on-the-spot measurements. Real-time, accurate readings — built-in premium TVOC sensor plus infrared technology deliver precise, up-to-date data on room air quality. Automatic data refresh provides continuous monitoring so you always know current conditions. Clear, large LCD display — a bright, easy-to-read screen shows CO2 concentration, TVOC, HCHO (formaldehyde) levels, temperature and humidity at a glance. One display for all essential indoor-air metrics simplifies interpretation. Temperature unit switch — toggle between Celsius and Fahrenheit to suit your preference. The device maintains stable detection while using low power for extended operating life. How this solves problems Detects pollutants you can’t smell or see: monitors TVOC and formaldehyde (HCHO) to reveal hidden chemical hazards from new furniture, renovations or cleaning products. Tracks ventilation and CO2 levels: helps you know when a room needs fresh air to improve comfort, focus and wellbeing. Monitors environment-related comfort and health: temperature and humidity readings help prevent mold risk and maintain a healthier indoor climate. Key attributes Function: measures CO2, TVOC, HCHO, temperature, humidity; real-time updates. Sensing technology: premium TVOC sensor and infrared technology for accurate detection. Size and portability: compact, lightweight design for easy transport and placement. Power and performance: low power consumption with stable detection for longer device life. Display: large, clear LCD showing all key values. Practical use scenarios At home: place the monitor in living rooms, bedrooms or newly furnished areas to check for elevated TVOC or formaldehyde after renovations or deliveries. At work and study spaces: use in offices, meeting rooms or classrooms to monitor CO2 and ensure adequate ventilation for concentration and comfort. On the go: carry on business trips or place in rental accommodations to quickly assess indoor air quality and make informed decisions about occupancy or ventilation. What to expect Straightforward operation and immediate visual feedback on air contaminants and comfort conditions. Continuous, real-time monitoring without complicated setup or extra accessories. This air monitor provides essential, actionable indoor-air data in a compact, easy-to-read format, helping you identify and respond to air quality and comfort issues wherever you are.