16 in 1 Air Quality Monitor Indoor 5" Display 9 AQI+7 AQI Alerts Air Quality Meter for CO2, TVOC, PM2.5 PM1.0 PM10, HCHO, Temperature Humidity AQI&Time, Air Detector Air Quality Tester for Home

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• EXTERNAL SENSORS FOR INSTANT ACCURACY: Don't settle for slow-reacting internal sensors. Our 5-inch monitor features an innovative external high-precision sensor array (0.001 units). By sampling raw air directly, it provides real-time updates for CO2, PM2.5, and HCHO, ensuring your family breathes with absolute confidence
• PERFECT PORTABILITY FOR HOME & TRAVEL: Unlike bulky 7-inch desktop models, our sleek 5-inch design is the "Goldilocks" size—large enough to read clearly, yet compact enough to pack for travel. Perfect for monitoring air quality in hotel suites, nurseries, offices, or moving from room to room.
• CUSTOMIZABLE ALERTS WITH ONE-CLICK MUTE: Stay informed without the annoyance. This air quality meter features a dedicated Mute Button to silence the audible buzzer, making it ideal for bedrooms or quiet workspaces. Includes 7 distinct AQI alert levels for visual guidance at a glance
• 16-IN-1 COMPREHENSIVE MONITORING: A full-scale health guardian in the palm of your hand. Tracks 9 key parameters: CO2, PM2.5, PM1.0, PM10, HCHO, TVOC, Temperature, Humidity, and Time, combined with 7 AQI alert buzzers for complete environmental awareness.
• USER-FRIENDLY & INSTANT SETUP: No complex apps or Wi-Fi needed. Double-press the power button to switch between °F/°C and use the dedicated time button for 12/24-hour formats. With 3 brightness levels, the high-contrast display remains clear in any lighting condition.