Reviews Air Pollution Sensor

KOIOS Home Air Purifier for Large Room, 1420 Sq Ft, Upgraded H13 True HEPA Filter, Active Charcoal, Ultraviolet Light, Ionic Air Cleaner, Odor Eliminator

  • High-Efficiency Air Purifier: KOIOS True HEPA air purifier covers an area of up to 1420 ft²/ 132㎡ in 1 hour, CADR 330m³/h. 960 ft² fast purification in 40 minutes. Perfect for large / medium rooms and offices.
  • Allergies Eliminator & Ideal for Babies: Pre-filter, True HEPA filter, activated carbon filter trap all airborne pollutants such as allergens, dust, pet hair, dander, pollens, smoke, odors, fumes, VOCs, ozone, formaldehyde. Protect your family, children from air pollution, create a healthy workplace environment..
  • UV & Ionizer: UV light removes the hidden germs and viruses in the air such as influenza, staph. Ionic generator emits negative ions, providing you with clean and healthy air..
  • Versatile Air Freshener for Home: KOIOS air purifier has a built-in air sensor, which monitors air quality detecting contaminants in the air, and changes the indicator light. 1/2/4/8h timer, filter lifetime counter, sleep mode, 4 fan speed levels..
  • Ultra-Quiet & Energy-Saving: Thanks to the sleep mode, 28 dB low noise level voiceless air cleaning won't disturb you while reading, working, or sleeping. Running in sleep mode (19W) and low fan speed (36W) makes KOIOS air purifier energy-saving and affordable for all-day use..
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JOBYNA Ozone Generator, 20,000mg/h Ozone Machine, High Capacity Industrial/Commercial/Home Ozone Generator Air Purifier for Rooms, Smoke, Auto, Cars, and Pets

  • HOME AIR IONIZER: this ionizer air purifier by CO-Z negatively charges oxygen in the air to trap pollutants smaller than 10 microns against walls and other surfaces, ionic breeze air purifier, for easy breathing and easy cleanup..
  • REAL-TIME FEEDBACK: This air ionizer purifier for home particle-concentration sensors use light scattering effects to detect pollutants as small as 0.3 microns.
  • the electrostatic air purifier indicator light quickly lets you know whether the area has light, moderate, or heavy amounts of airborne pollution.
  • 4 MODES: This filterless air purifier's fan provides 4 helpful modes, low speed for energy-conscious or nighttime use, medium speed for day-to-day work, high for more powerful purification, and auto for smart detection & adjustment according to the built-in sensor of no filter air purifier.
  • WIDE UTILITY: Air purifier permanent filter, pread by the ion air purifier built-in fan. Its rechargeable battery builds up 7 hours of portable use from any USB port or adapter..
  • SATISFACTION GUARANTEED: Order this ionic air purifier knowing that CO-Z backs it with our usual strong warranty and friendly 24/7 customer service, ensuring you'll enjoy cleaner air for years to come. The EPA Establishment Number 101358-CA-1.
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HIMOX HEPA Air Purifiers for Allergies Pets Hair in Bedroom gadgets, Hospital-Grade Air Filter with Fragrance Sponge For Sleep, 20dB Quiet, Air Cleaner Remove 99.97% Dust Smoke Mold Pollen, H08-White

  • SAY GOODBYE TO DIRTY AIR: Have you and your family been bothered by air pollution? H13 HEPA filter air purifier for home pairs with an advanced filtration system. The CADR of 250 m³/h and filters air 5 times per hour for large room up 1086 sq ft. Keep enjoying the healthy and fresh air with your family and friends all the way..
  • 4 IN 1 MEDICAL GRADE H13 HEPA: Pre-filter, true H13 HEPA filter, and activated carbon filtration in one help to remove 99.97% of airborne particles 0.3 microns, such as dust, smoke, pollen, and odor VOCs. This allergies air purifier for smoking perfect choice for allergics, babies, children, the elderly, and others who pay attention to air quality and personal health..
  • ENJOY BETTER SlEEP: Are you troubled by insomnia or light sleep? This essential oils Air Purifiers for Bedroom With Aromatherapy Scent and Quiet Sleep Mode is ture hepa air filter and aromatherapy in one. Add a few drops of your favorite essential oil to help unclog stuffy noses, relieve sore throats, and aid in deeper, more peaceful sleep. Sleep mode runs below 20db prevent disturbing your dreams in a such silent night..
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Large Room True HEPA+ Air Purifier 1,750 Sq Ft, Auto Mode, Air Quality Sensor, 6-Point Purification, for Allergies and Pets, Rid of Dander, Dust, Smoke, Odor, 2022 Upgrade Model

  • 6D Filtration System: Equipped with a pre-filter, a HEPA filter, an activated carbon filter, VOC absorption particles, a UV chamber, and a negative ion generator, the GL-FS32 Air Purifier can clean the air in your room in 6 different dimensions, makes it the most versatile air purifier you have ever seen. All the main health risks hidden in the air will no longer be a threat to your family and pets..
  • Designed For Large Space: Upgraded filter and fan design enable the air purifier to put out a remarkable 360 cubic meters of clean air per hour, which equals 212 CFM. Suitable for use in a room or house as large as 1,750 sqft..
  • Air Quality Sensor: tricolor air quality indicator lets you how bad the air is in real-time. Blue is good air quality, green is moderate, while red light alerts you the air is seriously polluted..
  • Auto Mode: the air purifier will intelligently adjust the fan speed according to the current level of air pollution. It could be noisy at times, but only when necessary..
  • Convenient Features: This air purifier has many other convenient features, such as remote control, built-in timer(1 to 8 hrs), night light that can be turned off, preconfigured sleep mode and filter replacement reminder..
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Air Quality Monitor, Formaldehyde Detector, Temperature & Humidity Meter, Pollution Tester, Sensor; Detect PM2.5/PM10/PM1.0 Micron Dust, Test Indoor TVOC Volatile Organic Compound Gas

  • Portable Testing – Built-in stand allows air monitor to be placed unattended anywhere.Size about 5.7*2.7*1.7 inch and unit weight is 0.48lb. The smart air quality monitor is easy to carry and can help us detect air pollution in homes, kitchens, bedrooms, offices, schools, cars, hotels, travel, camping, parties and other places, especially in the environment with babies, children and pregnant women..
  • 9 IN 1 Unique Design – 2021 NEW indoor air quality monitor built in electrochemical sensors will provide you trustworthy measurements such as air of Formaldehyde(HCHO), Volatile Organic Compound(TVOC), AQI,Particle Matter(PM1.0/PM2.5/PM10),Temperature(in ℃),Humidity(in %).This new mode can offer real time data and mean value, it is recommend you to focus on mean value of each gas after testing enough time because long-term monitoring, the real-time data exist instability..
  • Easy to Operate – This air monitor is easy to operate which just pressing the functional button and all the real time readings is displayed on a 2.8” 320 x 240 pixel color LCD display.It incorporates a sensor to measure levels of dust particles and has a second electrochemical semiconductor sensor to measure formaldehyde and natural/synthetic organic compound le....
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Coway Airmega 250S App-Enabled Smart Air Purifier (Covers 930 sq. ft.) & Airmega AP-1512HHS App-Enabled Smart Technology, 16.8 x 18.3 x 9.8, Black/Silver

  • Product 1: 【DESIGN FOR LARGE SPACE】 Airmega 250S wraps every inch of a 930 square feet space in clean air up to two times per hour..
  • Product 1: 【HyperCaptive FILTRATION SYSTEM】Max2 filter—combined activated carbon and Green True HEPA filter—Coway air purifier efficiently filters various harmful sources and removes 99.999%* of nano-sized particulate matter down to 0.01 micrometers, which is smaller than most viruses and bacteria..
  • Product 1: 【24/7 REAL TIME ALERT】Coway Airmega’s pollution sensor communicates indoor, outdoor air quality testing in real-time. The brightly colored LED bar lets you know how clean or dirty your indoor air is, every minute of the day..
  • Product 1: 【SMART AIR PURIFIER】In Smart Mode, the fan and purification levels adjust to the space as needed. It has 7 fan modes: Smart, Sleep, ECO, Low, Medium, High, and Rapid. Noise level [22-54 dB(A)] is nearly silent at lower speeds..
  • Product 2: Coway Airmega AP-1512HHS air purifier is designed to accommodate room sizes up to 325 square feet..
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Alen 45i Air Purifier, Quiet Air Flow & Replacement Air Filter for BreatheSmart 45i or Flex, True HEPA Basic Filter for Allergies, Pollen, Dust, Dander and Fur

  • Product 1: HEAVY SMOKE FILTER: Recommended for dust, allergens, pollen, fur, pet dander, and odors. Includes 2.3 lbs of activated carbon to capture heavy smoke from cigarettes, wildfires, and VOC fumes..
  • Product 1: SLEEK DESIGN: Fits perfectly in any space from small to large rooms..
  • Product 1: TRUE HEPA: Includes a Medical Grade H13 True HEPA layer that captures 99.99% bacteria, aerosolized viruses, and airborne particles larger than 0.1 micron..
  • Product 1: 5 AIR QUALITY COLORS: A Laser Smart Sensor detects airborne particles and auto-adjusts with air quality changes. Blue = Excellent, Green = Good, Orange = Fair, Red = Poor, Purple = Bad air quality (high levels of particles)..
  • Product 2: REPLACEMENT AIR FILTER: For BreatheSmart Flex & 45i Air Purifiers ONLY. Find your model number on the top panel below the power button..
  • Product 2: B4-PURE FILTER: Recommended for Allergens and Asthma Triggers (dust, dander, pollen, & mold) Pollution, Aerosolized Viruses, and Bacteria..
  • Product 2: TRUE HEPA: 3-Stage H13 True HEPA filtration captures 99.99% of particles as small as 0.1 microns..
  • Product 2: EXTRA LONG FILTER LIFE: Change Once Every 9-12 Months..
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Coway Airmega 400(G) Smart Air Purifier (Covers 1,560 sq. ft.) (Graphite) & Airmega 400 Smart Air Purifier (Covers 1,560 sq. ft.), True HEPA Air Purifier with Smart Technology

  • ...cles in the air, including pollen, pollutants and other allergens. It also reduces volatile organic compounds by more than 99% and reduces fumes such as NH3 and CH3CHO. Includes washable and permanent pre-filter to catch larger dust particles..
  • Product 1: Coway Airmega’s pollution sensor communicates indoor air quality testing in real-time. The brightly colored LED ring lets you know how clean or dirty your indoor air is, every minute of the day..
  • Product 1: Coway Airmega has five fan modes: Smart, Sleep, Low, Medium and High. Noise level is nearly silent at lower speeds. Max noise at highest setting is 43.2 dB..
  • Product 2: Coway Airmega 400 room air purifier is designed to accommodate large room sizes up to 1,560 square feet and cleans the air at least two times per hour when used as recommended..
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Coway Airmega 400 Smart Air Purifier (Covers 1,560 sq. ft.), True HEPA Air Purifier with Smart Technology & Airmega 250 Smart Air Purifier (Covers 930 sq. ft.), True HEPA Air Purifier

  • Product 1: Coway Airmega 400 room air purifier is designed to accommodate large room sizes up to 1,560 square feet and cleans the air at least two times per hour when used as recommended..
  • Product 1: Coway Airmega Max2 filter-a combined activated carbon and a True HEPA filter-captures and reduces up to 99.99 percent of particles 0.01 microns in the air, including pollen, pollutants and other allergens. It also reduces more than 99 percent of volatile organic compounds and reduces fumes such as NH3 and CH3CHO..
  • Product 1: Coway Airmega’s pollution sensor communicates indoor air quality testing in real-time. The brightly colored LED ring lets you know how clean or dirty your indoor air is, every minute of the day..
  • Product 1: Coway Airmega has five fan modes: Smart, Sleep, Low, Medium and High. Noise level is nearly silent at lower speeds. Max noise at highest setting is 43.2 dB..
  • Product 2: Coway Airmega 250 room air purifier is designed to accommodate large room sizes up to 930 square feet and cleans the air at least two times per hour when used as recommended..
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