24/7 CO2 Monitoring with NDIR Sensor of Air Quality Detector : Advanced LED-powered NDIR technology ensures high-precision CO2 detection (400–5000 PPM) while conserving energy, making it reliable for daily use. Subscription-Free App AI Integration: Track real-time air quality data anytime with the free mobile app. Built-in AI helps you understand patterns and improve your indoor environment intelligently. Comprehensive Air Quality Tester / Outdoor Air Quality Monitor Indoor Air Quality Monitor for Tracking: Monitors CO2, temperature (-4F to +122F), and humidity, giving you a complete picture of your indoor environment for better control and comfort. Boost Focus Cognitive Performance: Proper CO2 levels are crucial for brain function. Maintain optimal air quality to support better focus, decision-making, and mental clarity with our co2 detector portable / air quality meter Feel Better Live Healthier: Breathe easier and feel more energized with fewer headaches, reduced fatigue, improved sleep, and fewer allergy symptoms. Portable CO Detector and Warranty-Backed: Lightweight and sleek, the ALTOS travel CO2 detector battery powered is perfect for home, office, or travel. Comes with a 1-year warranty for peace of mind with our co2 detectors