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Get it between 2025-03-04 to 2025-03-11. Additional 3 business days for provincial shipping.
FINE PARTICLE DUST LEVEL -- Laser air quality sensor can measure indoor dust level in real time. 6-channel tiny particle number detection (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
CO2 SENSOR & HCHO SENSOR -- NDIR Non-Spectral Infrared CO2 Carbon Dioxide Sensor with self-calibration, Absorption chamber Optical Coating; Electrochemical formaldehyde HCHO sensor with automatic calibration, double platinum catalytic electrode, strong anti-interference ability
TVOC CHEMICAL POLLUTION -- Semiconductor TVOC VOCmeter can test a variety of volatile organic compounds TVOC VOC, such as benzene, toluene, xylene, aromatic hydrocarbons, aldehydes, hydrogen sulfide etc., captures the change in molecular concentration of organic compounds at the thousandth level
DATA LOGGING UPGTADE -- Portable handheld Smart air quality monitor indoor: Support data storage and export of all 12 testing items, with date and time, frequency: once every 1 minute. MAX storage capacity can be expanded to 8G, which can store up to 400 days of records
PROFESSIONAL & ORIGINAL-- 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
Why Choose Us? 1. 6-in-1 -air quality tester can detect: CO2, pm1.0, pm2.5, pm10, TVOC, HCHO 3 display models: numerical / curve / 6-channel particle number; Click Mode Switch Button to switch the particle & curve page for viewing PM 0.3 0.5 1.0 2.5 5 10 2. High Precision Air Sensors -NDIR Non-Spectral Infrared CO2 Carbon Dioxide Sensor range up to 5000ppm; Laser particle sensor can distinguish fine particles of 0.3; Electrochemical HCHO sensor to resolve 0.001mg/m3 of free formaldehyde molecules; Semiconductor TVOC total volatile organic compounds sensor can measure dozens of chemistry pollution; 3. Sensor calibration -HCHO & TVOC: automatic calibration in setting page; CO2 sensor: automatic baseline calibration, automatic calibration after 48hrs of continuous operation. 4. Upgrade & Optimization - 16-bit AD processing chip, ARM core processor, 3-wire fan feedback compensation, laser attenuation software compensation, improve measurement accuracy. 5. Data Logger & Export -Memory card can store up to 100,000 records. Users can export test data to computer in TXT file via card reader and analyze air quality changes in graphs. Storage can be upgraded to 8G 6. Data can be recorded and exported: CO2, pm1.0, pm2.5, pm10, TVOC, HCHO, Date & Time, pm0.3, 0.5, 1.0, 2.5, 5, 10; Recording frequency: once every 1 minute Parameters: PM1.0/PM2.5/PM10: light scattering Range: 0-999ug/m³ Resolution: 1.0ug/m³ CO2: NDIR Range: 400-5000ppm Resolution: 1ppm HCHO: electrochemical sensor Range: 0-1.000mg/m³ Resolution: 0.001mg/m³ TVOC: semiconductor sensor Range: 0-9.999mg/m³ Resolution: 0.001mg/m warm-up time: 1-3 mins; For Initial use, place the device in well-ventilated environment for 8hrs before use You can get: 1 X Air quality monitor(with 128m TF card) 1 X USB cable 1 X User manual