Ozone Meter(61)
Uses item details. Price when purchased online
DQQKMM 10-in-1 Air Quality Monitor with Beep Alarms, Portable Real-Time Indoor Tester for Home, Office, Car & Pet Areas $23.99 Was $49.99

Sponsored
Now$2399
current price Now $23.99, Was $49.99$49.99
DQQKMM 10-in-1 Air Quality Monitor with Beep Alarms, Portable Real-Time Indoor Tester for Home, Office, Car & Pet Areas
3.7 out of 5 stars
M Buder Portable Air Quality Detector CO2 TVOC HCHO Humidity Temperature 5 in 1 Multifunctional Indoor Air Quality Tester Meter, LCD Display, Carbon Dioxide Monitor for Home Office, White
M Buder Portable Air Quality Detector CO2 TVOC HCHO Humidity Temperature 5 in 1 Multifunctional Indoor Air Quality Tester Meter, LCD Display, Carbon Dioxide Monitor for Home Office, White
5 out of 5 stars
DQQKMM 10-in-1 Air Quality Monitor with Beep Alarms, Portable Real-Time Indoor Tester for Home, Office, Car & Pet Areas $23.99 Was $49.99

Now$2399
current price Now $23.99, Was $49.99$49.99
DQQKMM 10-in-1 Air Quality Monitor with Beep Alarms, Portable Real-Time Indoor Tester for Home, Office, Car & Pet Areas
3.7 out of 5 stars
Ozone Gas Analyzer Concentration Monitor Measuring Device,Portable Ozone Gas Tester Meter,Portable O3 Ozone Gas Detector $1,175.37

$1,17537
current price $1,175.37Ozone Gas Analyzer Concentration Monitor Measuring Device,Portable Ozone Gas Tester Meter,Portable O3 Ozone Gas Detector
Black Friday Deal, VETOUCH Plug-in 3-in-1 CO2 Detector, Indoor Air Quality Monitor with Temp & Humidity, 85dB Alarm, LCD Display, ABS Plastic, Manual Calibration, 1-Pack From $35.99
Black Friday Deal

3 options
Available in additional 3 optionsFrom$3599
VETOUCH Plug-in 3-in-1 CO2 Detector, Indoor Air Quality Monitor with Temp & Humidity, 85dB Alarm, LCD Display, ABS Plastic, Manual Calibration, 1-Pack
4.2 out of 5 stars
XUBIYM Air Quality Monitor Indoor,10In 1 Portable Smart Air Quality Tester for Co2 Tvoc Hcho Temp Aqi Pm0.3-1 Detection Suitable for Home,Cars,Plants,Pets and Hotels -Black $21.09 Was $26.15

Now$2109
current price Now $21.09, Was $26.15$26.15
XUBIYM Air Quality Monitor Indoor,10In 1 Portable Smart Air Quality Tester for Co2 Tvoc Hcho Temp Aqi Pm0.3-1 Detection Suitable for Home,Cars,Plants,Pets and Hotels -Black
Newentor CO2 Monitor, Indoor Air Quality Meters, Real-Time Temperature & Humidity Monitor, Carbon Dioxide Detector with Alerts, Alarm Clock, for Home, Office, and Greenhouse Use, Black
Newentor CO2 Monitor, Indoor Air Quality Meters, Real-Time Temperature & Humidity Monitor, Carbon Dioxide Detector with Alerts, Alarm Clock, for Home, Office, and Greenhouse Use, Black
4.4 out of 5 stars
8-in-1 Professional Indoor Air Quality Monitor Indoor Portable PM2.5/PM1/PM10 Monitor | Temperature | Formaldehyde Detector AQI+Humidity TVOC | Air Quality Tester - Confined Space Clean Air Monitor $23.80

$2380
current price $23.808-in-1 Professional Indoor Air Quality Monitor Indoor Portable PM2.5/PM1/PM10 Monitor | Temperature | Formaldehyde Detector AQI+Humidity TVOC | Air Quality Tester - Confined Space Clean Air Monitor
Home Use 18-in-1 Air Quality Monitor with CO2 PM2.5 Detection, Data Storage, White $29.35

$2935
current price $29.35Home Use 18-in-1 Air Quality Monitor with CO2 PM2.5 Detection, Data Storage, White
1 Pack Ozone Meter Detector, ABS Multifunctional Air Quality Monitor with 2.8in LCD Screen, USB Charging, for Home Office Indoor Outdoor Use $374.90

$37490
current price $374.901 Pack Ozone Meter Detector, ABS Multifunctional Air Quality Monitor with 2.8in LCD Screen, USB Charging, for Home Office Indoor Outdoor Use
4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces From $16.88
From$1688
4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
4 out of 5 stars
Joyloo 6 in 1 Air Quality Monitor, Joyeloo 6-in-1 Detector, 6-in-1 Detection with a Color Display, Sound Notification, Temperature & Humidity Tracking, Ideal for Use in Vehicles and Indoors From $39.98
From$3998
Joyloo 6 in 1 Air Quality Monitor, Joyeloo 6-in-1 Detector, 6-in-1 Detection with a Color Display, Sound Notification, Temperature & Humidity Tracking, Ideal for Use in Vehicles and Indoors
Portable Ozone O3 Gas Leakage Analyzer OTH-600-O3 Ozone Concentration 0-100 PPM Auto Detector Meter $1,417.60

$1,41760
current price $1,417.60Portable Ozone O3 Gas Leakage Analyzer OTH-600-O3 Ozone Concentration 0-100 PPM Auto Detector Meter
IQAir Air Quality Monitor Indoor, White, Swiss Design, Professional Grade,1 Count per Pack, Assembled Product Height 3.5 in

2 options
Available in additional 2 optionsIQAir Air Quality Monitor Indoor, White, Swiss Design, Professional Grade,1 Count per Pack, Assembled Product Height 3.5 in
4.8 out of 5 stars
Black Friday Deal, Portable Air Quality Monitor – CO Level, Temperature & Humidity Display, Rechargeable Device for Travel, Car & Indoor Use From $23.83
From$2383
Portable Air Quality Monitor – CO Level, Temperature & Humidity Display, Rechargeable Device for Travel, Car & Indoor Use
4.8 out of 5 stars
1 Pack Portable Ozone Detector, 0-20 PPM O3 Gas Monitor with 0.01 PPM , Rechargeable Air Quality Meter with Temp & Humidity Display, Alarm $329.98

$32998
current price $329.981 Pack Portable Ozone Detector, 0-20 PPM O3 Gas Monitor with 0.01 PPM , Rechargeable Air Quality Meter with Temp & Humidity Display, Alarm
5-in-1 Air Quality Monitor, Portable Plug-in Detector with HD Large Screen, Real-Time Accurate Readings for Home,RV,Greenhouse,Camping $19.98 Was $23.00

Now$1998
current price Now $19.98, Was $23.00$23.00
5-in-1 Air Quality Monitor, Portable Plug-in Detector with HD Large Screen, Real-Time Accurate Readings for Home,RV,Greenhouse,Camping
10 in 1 Air Quality Monitor Indoor Portable Smart Tester for CO2 TVOC PM2.5 PM1.0 PM10 HCHO Detection Humidity for Home Cars Plants Pets $29.97 Was $35.88

Now$2997
current price Now $29.97, Was $35.88$35.88
10 in 1 Air Quality Monitor Indoor Portable Smart Tester for CO2 TVOC PM2.5 PM1.0 PM10 HCHO Detection Humidity for Home Cars Plants Pets
1 out of 5 stars
6-in-1 Professional Indoor Air Quality Detector & Gas Monitor with LCD Color Screen | Precise Real-Time Tester for CO, CO2, TVOC, HCHO, PM2.5, PM10 (White, 3.5 x 2.8 in / 9.0 x 7.0 cm) $20.43

$2043
current price $20.436-in-1 Professional Indoor Air Quality Detector & Gas Monitor with LCD Color Screen | Precise Real-Time Tester for CO, CO2, TVOC, HCHO, PM2.5, PM10 (White, 3.5 x 2.8 in / 9.0 x 7.0 cm)
4 out of 5 stars
Reduced price, 6 in 1 Portable Air Quality Monitor with Large Screen Detects PM2.5 PM10 HCHO TVOC CO CO2 for Home Office Travel Was $19.10
Reduced price

6 in 1 Portable Air Quality Monitor with Large Screen Detects PM2.5 PM10 HCHO TVOC CO CO2 for Home Office Travel
3.8 out of 5 stars
Fil-fresh 16 in 1 Air Quality Monitor Indoor 7" Display 9 AQI+7 AQI Alerts, CO2 Monitor Air Quality Tester for CO2, TVOC, HCHO, PM2.5, PM1.0, PM10, Time, Temperature, Humidity Meter $75.99 Was $105.99

Now$7599
current price Now $75.99, Was $105.99$105.99
Fil-fresh 16 in 1 Air Quality Monitor Indoor 7" Display 9 AQI+7 AQI Alerts, CO2 Monitor Air Quality Tester for CO2, TVOC, HCHO, PM2.5, PM1.0, PM10, Time, Temperature, Humidity Meter
4.3 out of 5 stars
6-in-1 Air Quality Monitor, Large Screen Detector for PM2.5 HCHO TVOC CO CO2, Portable Was $20.87

6-in-1 Air Quality Monitor, Large Screen Detector for PM2.5 HCHO TVOC CO CO2, Portable
2pcs 8-in-1 Professional Indoor Air Quality Monitor Indoor Portable PM2.5/PM1/PM10 Monitor | Temperature | Formaldehyde Detector AQI+Humidity TVOC | Air Quality Test(Balck or White color random ship) $42.80

$4280
current price $42.802pcs 8-in-1 Professional Indoor Air Quality Monitor Indoor Portable PM2.5/PM1/PM10 Monitor | Temperature | Formaldehyde Detector AQI+Humidity TVOC | Air Quality Test(Balck or White color random ship)
QP Lite Air Quality Monitor $95.99

$9599
current price $95.99QP Lite Air Quality Monitor
Handheld Oxygen Air Quality Monitor High Temperature Humidity O3 Sensor Gas Detector Indoor O3 Quality Monitor $68.09

$6809
current price $68.09Handheld Oxygen Air Quality Monitor High Temperature Humidity O3 Sensor Gas Detector Indoor O3 Quality Monitor
Ozone Quality Detector Temperature Humidity Monitoring Air Quality Detector O3 Gas Monitor $109.80

$10980
current price $109.80Ozone Quality Detector Temperature Humidity Monitoring Air Quality Detector O3 Gas Monitor
Kovex 6 in 1 Smoke, Gas & CO Detector, Indoor Air Quality Monitor with Full-Color Display, Rechargeable, Magnetic Base, Plug-In & Portable Design for Home, RV, Camper Van & Travel Trailer From $39.98
From$3998
Kovex 6 in 1 Smoke, Gas & CO Detector, Indoor Air Quality Monitor with Full-Color Display, Rechargeable, Magnetic Base, Plug-In & Portable Design for Home, RV, Camper Van & Travel Trailer
4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces From $15.32
From$1532
4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
Portable Ozone Detector 0-20 PPM O3 Gas Monitor with 0.01 PPM High , 16H Life, Alarm, Temperature & Humidity Tester, Air Quality Meter $325.98

$32598
current price $325.98Portable Ozone Detector 0-20 PPM O3 Gas Monitor with 0.01 PPM High , 16H Life, Alarm, Temperature & Humidity Tester, Air Quality Meter
BSIDE Handheld Air Quality Detector Meter Monitor Portable Rechargeable TVOC HCHO Tester (5.9 inches / 15 cm) $23.97

$2397
current price $23.97BSIDE Handheld Air Quality Detector Meter Monitor Portable Rechargeable TVOC HCHO Tester (5.9 inches / 15 cm)
4 out of 5 stars
SKZ1050-O3 Portable Ozone Concentration Measurement Meter O3 Gas Detector Air Pollution Tester Analyzer $1,326.76

$1,32676
current price $1,326.76SKZ1050-O3 Portable Ozone Concentration Measurement Meter O3 Gas Detector Air Pollution Tester Analyzer
6-in-1 Air Quality Monitor, Portable CO2 Detector with PM2.5, TVOC, Formaldehyde, Real-Time AQI Display

6-in-1 Air Quality Monitor, Portable CO2 Detector with PM2.5, TVOC, Formaldehyde, Real-Time AQI Display
Airthings Wave Mini - Indoor Air Quality Monitor with Mold-Risk Indication $81.00 Was $90.00

Now$8100
current price Now $81.00, Was $90.00$90.00
Airthings Wave Mini - Indoor Air Quality Monitor with Mold-Risk Indication
4.1 out of 5 stars
4-in-1 Gas Detector, Portable Multi Gas Monitor for O2 CO H2S and Combustible Gas LEL with Sound Light Vibration Alarm and LCD Backlight for and Industrial Use, Black
4-in-1 Gas Detector, Portable Multi Gas Monitor for O2 CO H2S and Combustible Gas LEL with Sound Light Vibration Alarm and LCD Backlight for and Industrial Use, Black
YICHENY Ozones Detector Analyzer Rechargeable Battery For Indoor Air Quality Monitoring $102.99

$10299
current price $102.99YICHENY Ozones Detector Analyzer Rechargeable Battery For Indoor Air Quality Monitoring
13-in-1 Air Quality Monitor, Indoor Detector with AQI, PM1.0/PM2.5/PM10, CO2, HCHO, Temperature & Humidity, Color Display, Alarm, USB Rechargeable, for Home & Office $25.00

$2500
current price $25.0013-in-1 Air Quality Monitor, Indoor Detector with AQI, PM1.0/PM2.5/PM10, CO2, HCHO, Temperature & Humidity, Color Display, Alarm, USB Rechargeable, for Home & Office
4.5 out of 5 stars
Carbon Multifunctional Air Quality Detector PM2.5 CO CO2 Temperature Humidity Air Quality Monitor

Carbon Multifunctional Air Quality Detector PM2.5 CO CO2 Temperature Humidity Air Quality Monitor
5-in-1 Gas Detector, Rechargeable Air Quality Tester with LCD Display, Audible & Visual Alert for CO2/HCHO/TVOC//Humidity Meter, Suitable for Home, Office, Greenhouse $24.99

$2499
current price $24.995-in-1 Gas Detector, Rechargeable Air Quality Tester with LCD Display, Audible & Visual Alert for CO2/HCHO/TVOC//Humidity Meter, Suitable for Home, Office, Greenhouse
Portable Pump Suction Ozone Detector, Oxygen Ammonia Gas VOC Analyzer, Carbon Dioxide Concentration Detector

Portable Pump Suction Ozone Detector, Oxygen Ammonia Gas VOC Analyzer, Carbon Dioxide Concentration Detector
Merano 6-in-1 Smoke,Gas & CO Detector,Digital Indoor Climate Meter, Home Temperature and Humidity Reader with Easy-to-Read Screen, Compact Room Environment Monitoring for Living Rooms, Offices

Merano 6-in-1 Smoke,Gas & CO Detector,Digital Indoor Climate Meter, Home Temperature and Humidity Reader with Easy-to-Read Screen, Compact Room Environment Monitoring for Living Rooms, Offices
Joyloo 6 in 1 Air Quality Monitor, Digital Gas Readings, Temperature and Humidity Display, Recharge Battery, Audible Alerts for Home, Apartment, RV From $39.98
From$3998
Joyloo 6 in 1 Air Quality Monitor, Digital Gas Readings, Temperature and Humidity Display, Recharge Battery, Audible Alerts for Home, Apartment, RV
FAQ
How do I set up an air quality monitor?
Setting up an air quality monitor is usually straightforward.
- First, place the device in a central location away from windows and vents for accurate readings.
- Plug it in or charge it, depending on the model.
- Follow the instructions to calibrate, if needed—some monitors offer manual calibration for best results.
- Check the display for real-time data on air quality, temperature, and humidity.
Can I use these monitors in my car?
Many portable air quality monitors are designed for use in various spaces, including cars.
- Choose a compact, rechargeable model for easy transport.
- Place the monitor securely to avoid movement while driving.
- Keep in mind that readings may fluctuate due to ventilation and outdoor air intake.
What do the numbers on the screen mean?
The numbers on an air quality monitor's screen represent different measurements.
- Common values include CO2, PM2.5, PM10, temperature, and humidity.
- Higher numbers for CO2 or particulate matter (PM) can indicate poor air quality.
- Some monitors also show formaldehyde (HCHO) and total volatile organic compounds (TVOC).
How often should I calibrate my air quality meter?
Calibration frequency depends on the model and usage.
- Some monitors require manual calibration every few months, especially if used in changing environments.
- Check the user manual for specific recommendations.
- Regular calibration can help maintain accuracy, but not all devices need it.
Are these monitors good for pet areas?
Air quality monitors can be helpful in pet areas by tracking pollutants, humidity, and temperature.
- They can alert you to changes that might affect your pets' comfort.
- Portable models are easy to move between rooms.
- Monitoring air quality can help you identify when extra ventilation or cleaning may be needed.
Popular in Shop Ozone Meters for Indoor Air Quality Monitoring at Walmart
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