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Top 18 Best Air Quality Detectors 2022 [Expert’s Reviews]

1. Air Quality Monitor, Aiment 5 in 1 Multifunctional CO2 Detector Carbon Dioxide Monitor Accurate Tester Air Quality Detector Air Analyzer for CO2 Formaldehyde

Air Quality Monitor, Aiment 5 in 1 Multifunctional CO2 Detector Carbon Dioxide Monitor Accurate Tester Air Quality Detector Air Analyzer for CO2 Formaldehyde

Air Quality Monitor, Aiment 5 in 1 Multifunctional CO2 Detector Carbon Dioxide Monitor Accurate Tester Air Quality Detector Air Analyzer for CO2 FormaldehydeAir Quality Monitor, Aiment 5 in 1 Multifunctional CO2 Detector Carbon Dioxide Monitor Accurate Tester Air Quality Detector Air Analyzer for CO2 FormaldehydeAir Quality Monitor, Aiment 5 in 1 Multifunctional CO2 Detector Carbon Dioxide Monitor Accurate Tester Air Quality Detector Air Analyzer for CO2 FormaldehydeAir Quality Monitor, Aiment 5 in 1 Multifunctional CO2 Detector Carbon Dioxide Monitor Accurate Tester Air Quality Detector Air Analyzer for CO2 FormaldehydeAir Quality Monitor, Aiment 5 in 1 Multifunctional CO2 Detector Carbon Dioxide Monitor Accurate Tester Air Quality Detector Air Analyzer for CO2 Formaldehyde
  • 【Multifunctional Air Quality Monitor】This 5 in 1 CO2 monitor can detect real-time accurate detect air of Carbon Dioxide(CO2), Formaldehyde(HCHO), Volatile Organic Compounds(TVOC), CO, AQI. CO detection range: 0-2400PPM. CO2 detection range: 0-5000PPM. HCHO detection range: 0-1.999mg/m³. TVOC detection range: 0-12mg/m³.
  • 【Full-Color LED Screen Display】With 5.5 inch LED screen digital display design, this air quality monitor is super easy to read and shows clearly real time data. The battery displays three color states: green, orange, and red. Green indicates sufficient power. Orange indicates half of the battery. Red indicates insufficient power(Need charge it in time).
  • 【Large Capacity Rechargeable Battery】The air quality detector has a built-in large capacity rechargeable battery, standby up to 5hours. You can check the air quality from anywhere, or have the device continuously monitor at a specific location. It will always take care of you and your family health.
  • 【Easy To Operate】Once turn on the air quality meter, it will automatically measure the surrounding air quality for you.The air quality detector has three easy operation buttons. ON-OFF: Long press 3 seconds turn on or off. ANEW: Long press 3 seconds to reset instrument calibration. RESET: Long press 3 seconds data to clear and new detection.
  • 【Multi Application】This air quality monitor is suitable for home air detection, car air detection, maternal and child room air detection, and public place detection, perfect for indoor home, school, office, and other occasions. We offer 3 months free return and lifetime warranty for our air quality monitor.

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2. Air Quality Monitor Indoor, 5-in-1 CO2 Detector

Air Quality Monitor Indoor, 5-in-1 CO2 Detector

Air Quality Monitor Indoor, 5-in-1 CO2 DetectorAir Quality Monitor Indoor, 5-in-1 CO2 DetectorAir Quality Monitor Indoor, 5-in-1 CO2 DetectorAir Quality Monitor Indoor, 5-in-1 CO2 DetectorAir Quality Monitor Indoor, 5-in-1 CO2 Detector
  • 【Health Assistant CO2 Detector CO2 Monitor】The built-in high-precision sensor of the CO2 monitor can quickly, accurately and efficiently measure the gas content of carbon monoxide (CO), carbon dioxide (CO2), formaldehyde (HCHO), and volatile organic compounds (TVOC) in indoor and outdoor air whether it exceeds the standard. It can effectively protect human health for a long time, while preventing and controlling indoor air pollution.
  • 【Instant Reading CO2 Detector】After two minutes of preheat, the HD LED screen shows clearly the real time CO, CO2, HCHO, TVOC, AQI of five indicators. Please refer to table for air quality pollution level, you can know more about your air. When the power is green, it means the battery is fully charged; orange means the battery is half charged; red means the battery is low (please charge it in time).
  • 【Easy Operation & Long Battery Life】 There are three simple operation buttons on the top of the air quality monitor, ON-OFF: long press for 3 seconds to turn on or off; ANEW: long press for 3 seconds to reset the instrument calibration; RESET: long press for 3 seconds data clearing and rechecking. It has a built-in 850mA rechargeable lithium battery, which can work for about 4~5 hours after being fully charged.
  • 【Portable & Widely Applicable】A palm-sized portable CO2 detector, the size is only 4.8*2.5*1.1 inches. The bottom of the air quality monitor is angled at 15 degrees to fits snugly against the desktop. It is widely used in office, bedroom, home, school, car, cafe, hotel, hospital, etc.
  • 【Buy Now with Confidence】 We promise that the professional after-sales team can bring customers the best service. Customer satisfaction is the driving force behind our efforts. If you have any issues with our products, please feel free to contact us, we’re here to make things right within 24 hours.

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3. Air Quality Pollution Monitor, Formaldehyde Detector

Air Quality Pollution Monitor, Formaldehyde Detector

Air Quality Pollution Monitor, Formaldehyde DetectorAir Quality Pollution Monitor, Formaldehyde DetectorAir Quality Pollution Monitor, Formaldehyde DetectorAir Quality Pollution Monitor, Formaldehyde DetectorAir Quality Pollution Monitor, Formaldehyde Detector
  • MULTIFUNCTIONAL & SCIENTIFIC – As our newest model, this indoor air quality monitor accurately assesses temperature in Celsius, humidity level, and multiple measures of air quality including concentrations of formaldehyde, total natural & synthetic volatile organic compounds causing most odors (TVOC), and fine particulate dust matter (PM2.5/PM1.0/PM10) which travel deeply into the respiratory tract, reaching the lung alveoli.
  • PORTABLE TESTING – Spot check indoor air quality anywhere or leave device on for continuous monitoring. This easy-to-carry air quality tester can help monitor air quality at home, in the car, and in hotel rooms. The lithium battery provides portable power when DC 5V micro USB charging is not available. Information is displayed on a clear 2.8” 320 x 240 pixel color LCD display.
  • ADVANCED FAN & SENSORS – This air quality monitor has a built-in fan to quickly draw in ambient air to allow REAL-TIME measurements. It incorporates a laser sensor to measure levels of dust particles and has a second electrochemical semiconductor sensor to test air quality including formaldehyde and natural/synthetic organic compound levels.
  • HEALTHY HOME? – Is your family suffering from sick building syndrome? This air quality tester detects organic compounds like formaldehyde which has suspected links to nasal cancer and lung cancer emitted from many household materials. By measuring particulate pollution, an air pollution monitor can also help you know when asthma may worsen and when to change your home’s air filter.
  • ORIGINAL DESIGN & USA BASED SUPPORT – We have Midwest-based technical staff including a chemist to answer any questions you have. Also included will be a 20+ page eBook on Gas and Air Quality Hazards. We have worked with the supplier that holds this air quality detector’s design rights so you can be confident this item is tried and tested.

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4. Introducing Amazon Smart Air Quality Monitor – Know your air

Introducing Amazon Smart Air Quality Monitor – Know your air

Introducing Amazon Smart Air Quality Monitor – Know your airIntroducing Amazon Smart Air Quality Monitor – Know your airIntroducing Amazon Smart Air Quality Monitor – Know your airIntroducing Amazon Smart Air Quality Monitor – Know your airIntroducing Amazon Smart Air Quality Monitor – Know your air
  • Know your air – Amazon Smart Air Quality Monitor makes it easy to understand what’s in your indoor air.
  • Track and measure – Keep tabs on 5 key factors: particulate matter (PM 2.5), volatile organic compounds (VOCs), carbon monoxide (CO), humidity, and temperature.
  • Stay informed – Get an indication of current air quality from the color-coded LED, and an easy-to-understand air quality score in the Alexa app anytime.
  • Get notifications – If Alexa detects poor air quality, you can get notifications on your phone or even announcements on Echo devices.
  • Enable Routines to turn your Alexa-enabled devices such as air purifiers, dehumidifiers, and fans on and off when the indoor air quality changes.
  • Certified for Humans – Smart home made easy for non-experts. Setup with Alexa is simple.

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5. Indoor Air Quality Monitor for PM 2.5 LFF Portable Professional Tester Sensor Meter Detector Temperature Humidity Real Time Color Display for Home

Indoor Air Quality Monitor for PM 2.5 LFF Portable Professional Tester Sensor Meter Detector Temperature Humidity Real Time Color Display for Home

Indoor Air Quality Monitor for PM 2.5 LFF Portable Professional Tester Sensor Meter Detector Temperature Humidity Real Time Color Display for HomeIndoor Air Quality Monitor for PM 2.5 LFF Portable Professional Tester Sensor Meter Detector Temperature Humidity Real Time Color Display for HomeIndoor Air Quality Monitor for PM 2.5 LFF Portable Professional Tester Sensor Meter Detector Temperature Humidity Real Time Color Display for HomeIndoor Air Quality Monitor for PM 2.5 LFF Portable Professional Tester Sensor Meter Detector Temperature Humidity Real Time Color Display for HomeIndoor Air Quality Monitor for PM 2.5 LFF Portable Professional Tester Sensor Meter Detector Temperature Humidity Real Time Color Display for Home
  • PROFESSIONAL ACCURACY DESIGN – This air quality meter has advanced high-quality sensors,which can measure air quality in real time.Reasonable inlet and outlet air duct design enables internal sensors to accurately analyze each particle.According to the detection level of PM2.5,different levels of icons will be displayed
  • FULL VA-LCD COLOR SCREEN – Multi-color screen adopts omni-directional viewing angle technology,from any angle you can clearly see the PM2.5 indicator,temperature,humidity and time displayed by this air quality detector.The screen brightness can be adjusted through the buttons on the back
  • REAL-TIME AIR QUALITY – This indoor air quality monitor accurately measures particulate matter 2.5 concentration (PM2.5),temperature,humidity in the area.Update PM2.5 every 5 seconds and temperature and humidity every 30 seconds,more comprehensive understanding of the air quality
  • PLUG AND PLAY – The air quality detector plugs into the MicroB USB port to obtain real-time PM2.5 indicators,temperature,humidity and time.This indoor air quality tester only use three push buttons and one reset hole achieve all operations
  • HEALTH ASSISTANT- 4-IN-1 air quality monitor for PM2.5,temperature,humidity and real-time clock is perfect for helping us understand the air quality in home,bedrooms,kitchens,hotels,offices and more

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6. Co2 Detector Air Quality Monitor Indoor Carbon Dioxide Detector and Alarm Function Temperature & Relative Humidity Sensor Digital Pollution Tester for Wine Cellars Homes Office Car Grow Tents

Co2 Detector Air Quality Monitor Indoor Carbon Dioxide Detector and Alarm Function Temperature & Relative Humidity Sensor Digital Pollution Tester for Wine Cellars Homes Office Car Grow Tents

Co2 Detector Air Quality Monitor Indoor Carbon Dioxide Detector and Alarm Function Temperature & Relative Humidity Sensor Digital Pollution Tester for Wine Cellars Homes Office Car Grow TentsCo2 Detector Air Quality Monitor Indoor Carbon Dioxide Detector and Alarm Function Temperature & Relative Humidity Sensor Digital Pollution Tester for Wine Cellars Homes Office Car Grow TentsCo2 Detector Air Quality Monitor Indoor Carbon Dioxide Detector and Alarm Function Temperature & Relative Humidity Sensor Digital Pollution Tester for Wine Cellars Homes Office Car Grow TentsCo2 Detector Air Quality Monitor Indoor Carbon Dioxide Detector and Alarm Function Temperature & Relative Humidity Sensor Digital Pollution Tester for Wine Cellars Homes Office Car Grow TentsCo2 Detector Air Quality Monitor Indoor Carbon Dioxide Detector and Alarm Function Temperature & Relative Humidity Sensor Digital Pollution Tester for Wine Cellars Homes Office Car Grow Tents
  • 【Real-Time Measurement】: The air quality monitor can accurately detect the level of Carbon Dioxide(CO2), Volatile Organic Compound(TVOC), Formaldehyde(HCHO), temperature and humidity, updates the measured results per second on the colorful display.
  • 【Accurate Measurement】: Adopted a high-precision infrared sensor and a built-in high-performance chip, which can accurately capture the weak current generated during the electrochemical reaction, to calculate the carbon dioxide measurement result.
  • 【Smart Alarm】: Air quality can be divided into three levels, GOOD, OK and POOR, when the measured air level turns into OK, the indicator will turn YELLOW and the device will sound “Bee–Bee” twice to remind you and when the measured air level turns into POOR, the indicator will turn RED and the device will sound “Bee–Bee–Bee” twice, you will see the color clearly with the large screen.
  • 【USB Charging】: Built-in 1200mAh Lithium Battery. Takes 2.5 hours to charge the battery, lasts 6 to 8 hours when it is fully charged.
  • 【Wide Application】: The device is ideal to monitor air quality in cafeterias, restaurants, schools, offices, greenhouse, factories, hotels, hospitals, etc. Note: Air changes constantly, the measured results will be affected at the same time, please focus on long time measurements(over 60 minutes) to get a conclusion about the air quality of the overall environment.

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7. INKBIRDPLUS Indoor CO2 Detector, Air Quality Monitor

INKBIRDPLUS Indoor CO2 Detector, Air Quality Monitor

INKBIRDPLUS Indoor CO2 Detector, Air Quality MonitorINKBIRDPLUS Indoor CO2 Detector, Air Quality MonitorINKBIRDPLUS Indoor CO2 Detector, Air Quality MonitorINKBIRDPLUS Indoor CO2 Detector, Air Quality MonitorINKBIRDPLUS Indoor CO2 Detector, Air Quality Monitor
  • 🏕️🏕️【PREMIUM DETECTOR】 This multifunctional air quality monitor can accurately detect the current CO2 concentration, temperature, and humidity in the air. It can help you understand indoor air quality at a glance.
  • ⏰⏰【CO2 CONCENTRATION STAGE & SOUND ALARM】 This CO2 detector is designed with 3 stages of CO2 concentration—normal stage (400-700 ppm), warning stage (700-1500 ppm), and dangerous stage (1500-5000 ppm). It will alarm you when the detected CO2 concentration is beyond the safe value you customized.
  • 🛣️🛣️【CONVENIENT CALIBRATION】 To ensure the accuracy of measurement, this CO2 monitor supports the calibration function. Press three buttons at the same time in an open environment and let it stand for 200 seconds to calibrate this CO2 meter easily. This CO2 detector uses the NDIR CO2 sensor.
  • 🔋🔋【LONG BATTERY STANDBY】 A 2400 mAh lithium battery is embedded inside the indoorCO2 monitor, supporting a long time of continuous use, before it adopts a large and distinct LCD screen for ease for temperature or data viewing. display based on your need.
  • 🚗🚗【WIDE APPLICATION】 A hanging hole is designed on the back of this portable CO2 detector so that you can hang it up to the wall for easy viewing. The indoor CO2 meter for grow tents is ideal for use in grow room, offices, kitchens, schools, kitchens, schools cellars, and cars.

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8. KOPUO Indoor Air Quality Monitor, Home CO2 Detector Meter

KOPUO Indoor Air Quality Monitor, Home CO2 Detector Meter

KOPUO Indoor Air Quality Monitor, Home CO2 Detector MeterKOPUO Indoor Air Quality Monitor, Home CO2 Detector MeterKOPUO Indoor Air Quality Monitor, Home CO2 Detector MeterKOPUO Indoor Air Quality Monitor, Home CO2 Detector MeterKOPUO Indoor Air Quality Monitor, Home CO2 Detector Meter
  • 【Bezel Less LED Screen】: The KOPUO air quality tester boasts 3.5 inch LED Screen and an elegant profile. The minimalist design makes it look elegant and sleek anywhere. It is suitable to be placed anywhere and can be used as a decoration.
  • 【Upgrades High-Precision Data Range】: The air quality tester devices has built-in advanced Infrared (NDIR) & laser scattering detection sensors. Working Temp33.8°F-185°F, Indicator lights, simulation bars and facial expressions indicate multiple air quality levels. Note: The CO2 level of the air is not a fixed data,it’s changing in a range anytime, so the reading in the display is fluctuating.
  • 【Upgrade Air Quality Monitor】: CO2, Temperature, Humidity,Time,AQI. Large and clear reading, with 3-color indicator AQI, All can accurately know the environmental quality immediately from wherever you look at it. Improved indoor air quality monitors can accurately detect a wide range of substances in the air.
  • 【Long battery life & Auto Alarm Function】:The built-in 2000 mAh battery can provide more than 10 hours of standby time when fully charged, in addition to real-time power through the included usb charging cable. When the air pollution index exceeds the standard, it will automatically remind of the alarm, The function key quickly to turn on/off the automatic alarm function (An alarm will be issued when the CO2 reading exceeds 1000ppm).
  • 【Portable & Easy Operation】: Just one button operation to switch on/off, A portable detector the size of a palm, is easy to carry and can detect the gas quality in living room, bedroom, school, office, kitchen, car, hotel, campground etc. environment. In addition, We will serve you wholeheartedly within 24 hours.

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9. Air Quality Monitor Accurate Tester for CO2 Formaldehyde

Air Quality Monitor Accurate Tester for CO2 Formaldehyde

Air Quality Monitor Accurate Tester for CO2 FormaldehydeAir Quality Monitor Accurate Tester for CO2 FormaldehydeAir Quality Monitor Accurate Tester for CO2 FormaldehydeAir Quality Monitor Accurate Tester for CO2 FormaldehydeAir Quality Monitor Accurate Tester for CO2 Formaldehyde
  • 【MULTIPLE DETECTABLE GASES】 – For everyone,It’s necessary to know the air quality of the place where you live.Upgraded indoor air quality monitor built in DART electrochemical sensors that can accurate detect air of Carbon Dioxide(CO2), Formaldehyde(HCHO), Volatile Organic Compound(TVOC). Those readings involve detection of toluene, harmful chemical substances and pollutants in the air such as carbon dioxide, carbon monoxide,smoke,fog,dust,ink and others.
  • 【NEW DESIGN】 – Newest unique mold and design with 5.5 inch LED Screen Digital Display; Size about 4.9” * 3.1” * 1.3”. You can directly to know the overall environment quality and track on each gas mean value to know what gas in air is unsafe and take accordingly actions.
  • 【EASY TO OPERATE】 : Just press the power on / off button 3 seconds, you can easily operate this air monitor, designed with LED digital display, can provide the average value of each gas, real-time detection of harmful HCHO and TVOC in the room.It’s easy to carry the intelligent air quality monitor that can help us detect the gas air pollution in household, kitchen, bedroom, office, school, car, hotel, travel, camping, party etc…especially in which has baby,child and pregnant woman.
  • 【2000mAh RECHARGEABLE BATTERY】Built with 2000 mAh rechargeable battery and packaged with one USB cable, the standby time can last for 8-10 hours.It is recommend you to charge 6 hours before first use and do not use it when charging or in lower battery because the data may not so accurate. Built-in low power consumption processing chip, can carry on long time uninterrupted monitoring to air quality. It will always take care of you and your family health.
  • 【KINDLY NOTE】- Please be aware this air quality monitor is for home indoor place, please kindly close door and window before testing. We do recommend using the monitor as a stationary unit and focus on long time(at least 60 minutes) mean values and overall environment quality indication.If you have any questions regarding monitor functionality or you need any assistance on how to re-calibrate the sensors, please contact us via email.

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10. Air Quality Pollution Monitor VSON Formaldehyde Detector

Air Quality Pollution Monitor VSON Formaldehyde Detector

Air Quality Pollution Monitor VSON Formaldehyde DetectorAir Quality Pollution Monitor VSON Formaldehyde DetectorAir Quality Pollution Monitor VSON Formaldehyde DetectorAir Quality Pollution Monitor VSON Formaldehyde DetectorAir Quality Pollution Monitor VSON Formaldehyde Detector
  • 【MULTIFUNCTIONAL& AIR QUALITY MONITOR】:8-in-1 types of data, total control of air quality,Accurate detection, high and nice stability. Before the first use or after long-term storage, please make sure to place it in a ventilated environment (indoor) for at least 1 hour to ensure the accuracy of data.
  • 【EASY TO OPERATE】: just pressing the power on/off button, A button realizes all operations,design with LCD Color Screen Digital Display, it can offer mean value for each gas,It helps detect harmful HCHO and TVOC around your room.
  • 【PORTABLE &RECHARGEABLE BATTERY 】: Built in 1000mAh rechargeable battery ,with a USB cable (Included Charger ), Simple shape design, small and lightweight. weight is only 170.5g, Large battery-capacity, the standby time can last for 6-8h.
  • 【COLOR AND SOUND ALARM】 : can rate detector real-time tests and analyze, Risk Levels with Time Display, When the Normal is exceeded, the detector alarm sounds and the interface color will change, thus avoiding the risk.
  • 【APPLICATION RANGE】: Home, Office, Car, Hotel, Kitchen, Bedroom,Gym etc. and can be carried with you for testing at any time, VSON support 12months Warranty & 24/7 Customer Support Access via Email and Phone.NO RISK, ORDER NOW!!!

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11. Temtop Air Quality Monitor Professional Carbon Dioxide PM2

Temtop Air Quality Monitor Professional Carbon Dioxide PM2

Temtop Air Quality Monitor Professional Carbon Dioxide PM2Temtop Air Quality Monitor Professional Carbon Dioxide PM2Temtop Air Quality Monitor Professional Carbon Dioxide PM2Temtop Air Quality Monitor Professional Carbon Dioxide PM2Temtop Air Quality Monitor Professional Carbon Dioxide PM2
  • 8-IN-1 MULTIFUNCTIONAL CO2 MONITOR. Adopts SenseAir NDIR carbon dioxide sensor, Dart HCHO sensor, and Temtop professional-grade particle sensor. Gather the world’s top technology to provide you with comprehensive air pollution monitoring.
  • AUDIO ALARM AND COLORFUL AIR QUALITY LEVEL INDICATOR. Know the air at a glance, you can also set the alarm threshold according to your needs.
  • DATA EXPORT AND EASY CALIBRATION. Export full data via USB including CO2, PM2.5, PM10, HCHO, particles, temperature, and humidity. Built-in calibration program for CO2 and HCHO. The RAM supports more than 3 months of continuous data logging.
  • SUITABLE FOR BOTH INDOOR AND OUTDOOR. Adopts colorful TFT display with backlight, ergonomic design, and rechargeable large capacity battery, you can use it for home, office, lab, or carry it to travel.
  • WHAT YOU GET. M2000 air quality monitor, charging cable, carry case, user manual, Temtop 12-months warranty & 24/7 customer support access via email and phone.

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12. Air Quality Monitor, Indoor CO2 Meter, Accurate Air Quality Detector for CO2 HCHO TVOC

Air Quality Monitor, Indoor CO2 Meter, Accurate Air Quality Detector for CO2 HCHO TVOC

Air Quality Monitor, Indoor CO2 Meter, Accurate Air Quality Detector for CO2 HCHO TVOCAir Quality Monitor, Indoor CO2 Meter, Accurate Air Quality Detector for CO2 HCHO TVOCAir Quality Monitor, Indoor CO2 Meter, Accurate Air Quality Detector for CO2 HCHO TVOCAir Quality Monitor, Indoor CO2 Meter, Accurate Air Quality Detector for CO2 HCHO TVOCAir Quality Monitor, Indoor CO2 Meter, Accurate Air Quality Detector for CO2 HCHO TVOC
  • 5 IN 1 MULTI-FUNCTIONAL DETECTOR: Know your air- Upgraded indoor air quality monitor built in DART electrochemical sensors that can accurate detect air of Carbon Dioxide(CO2), Formaldehyde(HCHO), Volatile Organic Compounds(TVOC).
  • 5.5 INCH & REAL TIME LED SCREEN DISPLAY: Large screen display makes it easier to read data, which shows clearly real time CO, CO2, HCHO,TVOC, AQI of five indicators. The battery displays three color states: green, orange, and red. Green indicates sufficient power. Orange indicates half of the battery. Red indicates insufficient power(Need charge it in time).
  • EASY TO USE: Once turn on the air quality meter, it will automatically measure the surrounding air quality for you.The air quality detector has three easy operation buttons. ON-OFF: Long press 3 seconds turn on or off. ANEW: Long press 3 seconds to reset instrument calibration. RESET: Long press 3 seconds data to clear and new detection.
  • PORTABLE DESIGN: This Indoor Pollution Detector is compact and very easy to carry, size:4.8* 2.5*1.1 inch.This CO2 detector is ideal for living room,bedrooms, cars, offices, school, and other indoor occasions.
  • KINDLY NOTE: Please be aware this air quality tester is for home indoor place, please kindly close door and window before testing.

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13. Air Quality Monitor Indoor, CO2 Detector

Air Quality Monitor Indoor, CO2 Detector

Air Quality Monitor Indoor, CO2 DetectorAir Quality Monitor Indoor, CO2 DetectorAir Quality Monitor Indoor, CO2 DetectorAir Quality Monitor Indoor, CO2 DetectorAir Quality Monitor Indoor, CO2 Detector
  • 【Know The Air Around You】: The air quality tester has built-in advanced Infrared (NDIR) & laser scattering detection sensors designed to accurately track air quality including CO2, PM2.5、PM1.0 and PM10 (particulate matter), temperature and humidity. Tips: Please let the device work short mins outdoor before use for most accurate results.
  • 【10 hours+ long standby & Auto Alarm Function】: The built-in 2000 mAh battery can provide more than 10 hours of standby time when fully charged, in addition to real-time power through the included usb charging cable, this enables long-term monitoring of air quality level. Press the main function key twice quickly to turn on/off the automatic alarm function (An alarm will be issued when the CO2 reading exceeds 1000ppm).
  • 【2.8inch Instant Readout】: Professional sensors require a sampling time of only 1.5s, which can display the current air quality on the screen in real time. The CO2 detector uses a 2.8in large size display, which can show the readings simply and intuitively (The reading of PM1/PM2.5/PM10 automatically switches every 5s).
  • 【Portable CO2 Detector】: A portable detector the size of a palm, is easy to carry and can detect the gas quality in bedroom, living room, kitchen, office, car, school, hotel, campground and other environments. the data can indirectly understand the presence of second-hand smoke and mold, which will send out an alarm for your health.
  • 【Easy Operation & Customer Service】: Just one button operation to switch on/off, with a detailed instruction manual, in addition, if you have any questions about our products and services, please feel free to contact us any time, we are always committed to providing you with quality products and services!

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14. BLATN Smart 126s Air Quality Monitor Indoor TVOC Tester PM2

BLATN Smart 126s Air Quality Monitor Indoor TVOC Tester PM2

BLATN Smart 126s Air Quality Monitor Indoor TVOC Tester PM2BLATN Smart 126s Air Quality Monitor Indoor TVOC Tester PM2BLATN Smart 126s Air Quality Monitor Indoor TVOC Tester PM2BLATN Smart 126s Air Quality Monitor Indoor TVOC Tester PM2BLATN Smart 126s Air Quality Monitor Indoor TVOC Tester PM2
  • DATA LOGGER — Smart air quality monitor support data storage and export of all 11 measurement 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
  • 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; 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
  • TVOC CHEMICAL POLLUTION — Semiconductor TVOC meter 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 — 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

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15. Indoor Air Quality Monitor, IGERESS Formaldehyde Detector

Indoor Air Quality Monitor, IGERESS Formaldehyde Detector

Indoor Air Quality Monitor, IGERESS Formaldehyde DetectorIndoor Air Quality Monitor, IGERESS Formaldehyde DetectorIndoor Air Quality Monitor, IGERESS Formaldehyde DetectorIndoor Air Quality Monitor, IGERESS Formaldehyde DetectorIndoor Air Quality Monitor, IGERESS Formaldehyde Detector
  • 【Multifunctional Indoor Air Quality Monitor】 This indoor air quality monitor accurately assesses intemperature & humidity level, and multiple measures of air quality. Including concentrations of formaldehyde (HCHO), natural & synthetic volatile organic compounds (TVOC), fine particulate dust matter (PM2.5/PM1.0/PM10)
  • 【Portable Testing】 Just pressing the power on/off button, keep the device turned on and it will take the measurement automatically. The lithium battery provides portable power, standby time can last for 6-8h (supplied with USB cablea and charger). Small and lightweight, weight is only 170.5g, help monitor air quality at home, in the car, and in hotel rooms. Design with LCD color screen digital display, you can see all the information clearly.
  • 【Innovative Technology】 This indoor air quality monitor has a built-in fan to quickly draw in ambient air to allow real-time measurements. It incorporates a laser sensor to measure levels of dust particles and has a electrochemical semiconductor sensor to test formaldehyde and natural & synthetic organic compound levels.
  • 【Smart Reminder】 This indoor air quality monitor can analyze the detected data and then evaluate the risk rating. When the value exceeds the normal range, the detector’s buzzer alarm will sound and the interface color will turn red to indicate the risk.
  • 【Bring You a Healthy Home】 This indoor air quality monitor can help us detect air quality in time, especially when you move to a new home or renovate your home. It can also help you understand when your asthma is likely to get worse and when to replace the air filter in your home. Tip: When the device is used for the first time, please take the device to a place with fresh air and open the device for 10-20 minutes to recalibrate the instrument.

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16. Newentor CO2 Monitor, Air Quality Monitor Indoor Carbon Dioxide Detector with Voice Alert Large Display

Newentor CO2 Monitor, Air Quality Monitor Indoor Carbon Dioxide Detector with Voice Alert Large Display

Newentor CO2 Monitor, Air Quality Monitor Indoor Carbon Dioxide Detector with Voice Alert Large DisplayNewentor CO2 Monitor, Air Quality Monitor Indoor Carbon Dioxide Detector with Voice Alert Large DisplayNewentor CO2 Monitor, Air Quality Monitor Indoor Carbon Dioxide Detector with Voice Alert Large DisplayNewentor CO2 Monitor, Air Quality Monitor Indoor Carbon Dioxide Detector with Voice Alert Large DisplayNewentor CO2 Monitor, Air Quality Monitor Indoor Carbon Dioxide Detector with Voice Alert Large Display
  • 🏕️ [High-precision CO2 Sensor]: The CO2 detection adopts the most advanced sensor of Swiss Sensirion’s unique PASens technology, and adopts the photoacoustic detection principle to perform accurate and reliable measurements in a wide range of concentration areas and applications.
  • 🔔 [Carbon Dioxide Concentration Alerts]: The CO2 concentration alert value can be customized to make our life, work or production environment safer.
  • 💧 [Temperature and Humidity Monitor]: Temperature and humidity are closely related to human body, plants or storage environment. This air quality tester has the function of real-time monitoring of temperature and humidity.
  • ⏰ [Clock Calendar and Alarm Clock]: This indoor air quality meters can also be used as a daily clock and alarm clock, with multiple functions to make life more convenient.
  • ⛺ [Wide Range of Applications]: This CO2 sensor is widely used in agricultural planting, greenhouse vegetables, production warehouses, raw material processing, daily life, computer room, wine cellar, RVs, schools, cafes, etc.

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17. Air Quality Monitor CO2 Detector, Air Quality Monitor Temperature and Relative Humidity CO2 Meter

Air Quality Monitor CO2 Detector, Air Quality Monitor Temperature and Relative Humidity CO2 Meter

Air Quality Monitor CO2 Detector, Air Quality Monitor Temperature and Relative Humidity CO2 MeterAir Quality Monitor CO2 Detector, Air Quality Monitor Temperature and Relative Humidity CO2 MeterAir Quality Monitor CO2 Detector, Air Quality Monitor Temperature and Relative Humidity CO2 MeterAir Quality Monitor CO2 Detector, Air Quality Monitor Temperature and Relative Humidity CO2 MeterAir Quality Monitor CO2 Detector, Air Quality Monitor Temperature and Relative Humidity CO2 Meter
  • 【Accurate & Reliable】 With this CO2 detector, you can test the CO2 concentration indoors precisely and quickly in order to protect your health. In addition to carbon dioxide measuring devices, the high-precision thermometers and hygrometers can also be used to monitor indoor temperature and humidity in real time.EPA Establishment N.O: 98615-CHN-1
  • 【High-Precision CO2 Sensor】 Use of non-dispersive infrared technology (NDIR), full temperature range correction, high measurement accuracy, fast response, resolution up to 1 ppm that can accurate detect air of Carbon Dioxide(CO2), measuring range up to 0 to 5000 ppm.
  • 【Newest Unique Mold & Design】 The indoor air CO2 meter has two types of air quality warning, namely a three-color LED indicator light and a comfortable CO2 concentration in the facial expression, which makes the air quality more intuitive. Rechargeable lithium battery with a capacity of 2400 mAh, standby for 18 hours, supports USB charging and battery indicator.
  • 【Stylish Appearance】 Exquisite appearance, simple design, light weight. It’s easy to carry the intelligent air quality monitor that can help us detect the gas air pollution in household, kitchen, bedroom, office, school, car, hotel, travel, camping, party etc…especially in which has baby, child and pregnant woman.
  • 【24 Hours Customer Service】Our CO2 detector has a 12-month guarantee and lifetime technical support. If you have any problems with the goods you receive, please contact our support team as soon as possible. We will serve you wholeheartedly within 24 hours.

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18. Temtop Air Quality Monitor Professional PM2

Temtop Air Quality Monitor Professional PM2

Temtop Air Quality Monitor Professional PM2Temtop Air Quality Monitor Professional PM2Temtop Air Quality Monitor Professional PM2Temtop Air Quality Monitor Professional PM2Temtop Air Quality Monitor Professional PM2
  • The latest 9-IN-1 air quality detector measures PM2.5, PM10, particles, HCHO(formaldehyde), TVOC, AQI, temperature, humidity and histogram function.
  • The new histogram function can reflect the changes on PM2.5 directly for the latest 12 hours.
  • Temtop advanced third-generation laser particle sensor has a lifetime up to 20,000 hours. Combined with the unique particle swarm optimization algorithm, it makes particle measurement more accurate and stable.
  • The pre-calibrated electrochemical sensors will accurately capture formaldehyde molecules accompanied by the detection function covering a wide range of organic pollutants.
  • Large TFT screen and rich display make it clear and easy to read data, even with battery indicator light to help you check battery at any time. 24/7 US Technician Support via Email and Phone.

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