We use cookies to enhance the security, performance, functionality and for analytical and promotional activities. We use cookies to personalize ads for you. By continuing to browse this site you're agreeing to our Privacy PolicyWe use cookies to enhance your experience and personalize ads. By using the site, you agree to that. Privacy Policy

10 bestCarbon Dioxide Metersof May 2025

112M consumers helped this year.

21% off

1

AIRTHINGS Wave Plus Indoor Air Quality Monitor with Radon Detection Free App & Web Dashboard Easy-to-Use Radon, Tvocs, Co2, Temperature, Humidity & Air Pressure “ Bluetooth Battery Operated,White
AIRTHINGS Wave Plus Indoor Air Quality Monitor with Radon Detection Free App & Web Dashboard Easy-to-Use Radon, Tvocs, Co2, Temperature, Humidity & Air Pressure “ Bluetooth Battery Operated,White

AIRTHINGS

9.8

View Product
Buy it on Amazon

2

AQItech Prefessionall Indoor Air Quality Monitor with AQI Beep Alarms, 8 in 1 Portable Real-Time Detector for Home Cars Plants and Pets
AQItech Prefessionall Indoor Air Quality Monitor with AQI Beep Alarms, 8 in 1 Portable Real-Time Detector for Home Cars Plants and Pets

AQItech

9.6

View Product
Buy it on Amazon

3

Airthings 322 Wave Enhance -Indoor Air Quality Monitor for CO2, VOC, Humidity, Temp, Pressure plus Noise & Light Sensors - Monitors Conditions for Sleep in Bedrooms & for Concentration in Home Offices
Airthings 322 Wave Enhance -Indoor Air Quality Monitor for CO2, VOC, Humidity, Temp, Pressure plus Noise & Light Sensors - Monitors Conditions for Sleep in Bedrooms & for Concentration in Home Offices

AIRTHINGS

9.3

View Product
Buy it on Amazon

4

Temtop CO2 Monitor Indoor air Quality Monitor Portable CO2 Detector CO2, Temperature, Humidity Home, Office or School
Temtop CO2 Monitor Indoor air Quality Monitor Portable CO2 Detector CO2, Temperature, Humidity Home, Office or School

Temtop

9.0

View Product
Buy it on Amazon

5

SAF Aranet4 Home: Wireless Indoor Air Quality Meter for Home, Office or School (CO2, Temperature, Humidity and More) Portable, Battery Powered, E-Ink Screen, App for Configuration & Data History
SAF Aranet4 Home: Wireless Indoor Air Quality Meter for Home, Office or School (CO2, Temperature, Humidity and More) Portable, Battery Powered, E-Ink Screen, App for Configuration & Data History

SAF

8.7

View Product
Buy it on Amazon

Related products

Indoor Air Quality 9999ppm Digital Carbon Dioxide Detector Temperature Humidity NDIR Sensor IAQ CO2 Monitor CO2 Detector Meter WB DP Tester

Indoor Air Quality 9999ppm Digital Carbon Dioxide Detector Temperature Humidity NDIR Sensor IAQ CO2 Monitor CO2 Detector Meter WB DP Tester

View Deal
Handheld Carbon Monoxide Meter LCD Color Display CO Detector High Precision Carbon Monoxide Tester CO Gas Leak Tester 0-1000ppm

Handheld Carbon Monoxide Meter LCD Color Display CO Detector High Precision Carbon Monoxide Tester CO Gas Leak Tester 0-1000ppm

View Deal
CO2 Controller with Corded NDIR CO2 Sensor, Plug-in Carbon Dioxide Controller CO2 Monitor Can Fit with CO2 Regulator Inline Exhaust Fan to Adjust CO2 Level for Grow Tent, Grow Room, Home,Factory

CO2 Controller with Corded NDIR CO2 Sensor, Plug-in Carbon Dioxide Controller CO2 Monitor Can Fit with CO2 Regulator Inline Exhaust Fan to Adjust CO2 Level for Grow Tent, Grow Room, Home,Factory

View Deal
LSENLTY Portable CO2 Detector, 2s Refresh High Accuracy Carbon Dioxide Monitor, 3 in 1 CO2 Meter(Temperature, Humidity and CO2 Value), 96 Hours Standby Time CO2 Monitor for Travel Camping Home Office

LSENLTY Portable CO2 Detector, 2s Refresh High Accuracy Carbon Dioxide Monitor, 3 in 1 CO2 Meter(Temperature, Humidity and CO2 Value), 96 Hours Standby Time CO2 Monitor for Travel Camping Home Office

View Deal

6

TopTes CT-300 Portable Carbon Monoxide Detector, CO Detector with Audible & Visual Alarm, 0-5000PPM, CO Alarm, Backlit LCD Screen, for Home, Car, Camping& Travel (Includes Battery x3) - Orange
TopTes CT-300 Portable Carbon Monoxide Detector, CO Detector with Audible & Visual Alarm, 0-5000PPM, CO Alarm, Backlit LCD Screen, for Home, Car, Camping& Travel (Includes Battery x3) - Orange

TOPTES

8.4

View Product
Buy it on Amazon

7

Newentor CO2 Monitor Indoor, Carbon Dioxide Detector with Alert, Large Digital CO2 Sensor Portable, Carbon Dioxide Meter with Temperature Humidity and Alarm Clock, 400-5000ppm
Newentor CO2 Monitor Indoor, Carbon Dioxide Detector with Alert, Large Digital CO2 Sensor Portable, Carbon Dioxide Meter with Temperature Humidity and Alarm Clock, 400-5000ppm

Newentor

8.1

View Product
Buy it on Amazon

8

Indoor CO2 Detector Air Quality Monitor Carbon Dioxide Meter 5 in 1 HCHO TVOC Temperature Humidity Tester for Travel Home Grow Room
Indoor CO2 Detector Air Quality Monitor Carbon Dioxide Meter 5 in 1 HCHO TVOC Temperature Humidity Tester for Travel Home Grow Room

Walfront

7.8

View Product
Buy it on Amazon

9

CO2 Controller Carbon Dioxide Controller Air Quality Monitor CO2 Meter with Day and Night Control Relay Function, NDIR Sensor Probe Cable, CO2 Detector for Plant, Grow Room, Green House, Garden, Home
CO2 Controller Carbon Dioxide Controller Air Quality Monitor CO2 Meter with Day and Night Control Relay Function, NDIR Sensor Probe Cable, CO2 Detector for Plant, Grow Room, Green House, Garden, Home

TEKCOPLUS

7.5

View Product
Buy it on Amazon

10

HAKINAKU [4-in-1] Portable Carbon Monoxide Detector Carbon Dioxide Detector CO CO2 Alarm/Temperature/Humidity/Monitor for Indoor Outdoor Travel Camping Car RV CAN/CSA-6.19 (CO+CO2)
HAKINAKU [4-in-1] Portable Carbon Monoxide Detector Carbon Dioxide Detector CO CO2 Alarm/Temperature/Humidity/Monitor for Indoor Outdoor Travel Camping Car RV CAN/CSA-6.19 (CO+CO2)

HAKINAKU

7.2

View Product
Buy it on Amazon
subscribe-icon

Best Reviews Guide Newsletter

Get exclusive articles, recommendations, shopping tips, and sales alerts

By submitting your email address you agree to our Terms and Conditions and Privacy Policy