Smart 126s Air Quality Monitor Indoor TVOC Tester PM2.5 Dust Meter Formaldehyde HCHO Detector PM1.0 PM10 VOCs Particle Test Pollution Home AQI Indicator Data Record

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• DATA LOGGER -- Smart air quality monitor support data storage and export of all measurement items, with date and time, data logging frequency: once every 1 minute. MAX storage capacity can be expanded to 8G, which can store up to 400 days of records
• FINE PARTICLE DUST LEVEL -- Laser air quality sensor can measure indoor dust level in real time. 6-channel tiny particle counter (Number of particles/liter)--PM0.3, PM0.5, PM1.0, PM2.5, PM5.0, PM10; 3-channel particulate matters quality detection (μg/m³)--PM1.0, PM2.5, PM10; Click Mode Switch Button (Curve) to switch the particle and curve interface for viewing 6-channel particle count
• HCHO SENSOR -- Electrochemical formaldehyde HCHO tester, double platinum catalytic electrode, strong anti-interference ability. Supports automatic and manual calibration
• TVOC CHEMICAL POLLUTION -- Semiconductor chemical air quality tester can test a variety of volatile organic compounds TVOC VOCs, such as benzene, toluene, xylene, aromatic hydrocarbons, aldehydes, hydrogen sulfide etc., captures the change in molecular concentration of organic compounds at the thousandth level
• PROFESSIONAL & ORIGINAL -- home handheld air quality alarm base on US standard; 2200 mAh rechargeable lithium battery; stereo air convection sampling and active air interactive system; Silent fan without noise; Anti-fall PE soft shell