10 bestCo 2 Monitorof May 2025
112M consumers helped this year.
1
SAF Aranet4 Home: Smart Indoor Air Quality Monitor - CO2, Temperature, Humidity, Portable & Battery-Powered, E-Ink Screen, Free App Integration
SAF
9.8
2
GAIN EXPRESS CO2 Meter Handheld CO2 Monitor 9999ppm Measuring Range Carbon Dioxide Detector NDIR Sensor Air Quality Temperature Humidity Meter
GAIN EXPRESS
9.6
3
![Air Pollution Meter Outdoor [PM1, PM2.5, PM10, Temperature, Humidity, Air Pressure, optional CO2], Smart Air Quality Monitor [Wi-Fi, WLAN, App], Air Quality Monitor Outdoor, Made in Germany](https://images-proxy.bestreviews.guide/LhbaezZ5DiUuYUwvDeQAyQqWVAo=/0x150/https://m.media-amazon.com/images/I/31d7soAVmPL._SL500_.jpg)
Air Pollution Meter Outdoor [PM1, PM2.5, PM10, Temperature, Humidity, Air Pressure, optional CO2], Smart Air Quality Monitor [Wi-Fi, WLAN, App], Air Quality Monitor Outdoor, Made in Germany
IQAir
9.4
4
Temtop Air Quality Monitor CO2 PM2.5 PM10 Formaldehyde Data Export Particles Air Quality Detector, Temperature Humidity Display, M2000 2nd
Temtop
9.1
5
LifeBasis Air Quality Monitor 10-in-1 CO2 Monitor Rechargeable with Stand Real-Time AQI,PM1.0,PM2.5,PM10,TVOC,HCHO,Particles,Temp and Humidity Air Quality Detector Indoor for Home Office School
LifeBasis
8.8
OtherUp to 20% off
AZDelivery 5 x GY-BMP280 I2C IIC SPI BMP280 Digital Breakout Barometric Air Pressure Temperature Sensor Module Board 5V 3.3V compatible with Arduino and Raspberry Pi Including E-Book!
Newentor CO2 Monitor, Air Quality Monitor Indoor Carbon Dioxide Detector with Voice Alert Large Display, Temperature Humidity, Alarm Clocks for Home, RV, Office, Classroom, 400-5000ppm, Black
INKBIRDPLUS Portable CO2 Detector, Indoor Air Quality Monitor, Carbon Dioxide Monitor, CO2 Alarm Meter with LCD Display, Rechargeable Battery for Home, Office
Airthings 321 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
6
SwitchBot CO2 detector with Built-in Hygrometer, Temperature Humidity Monitor with carbon dioxide monitor, Bluetooth CO2 Monitor, 2-Year Data Storage, SwitchBot Hub Required for WiFi Function
SwitchBot
8.6
7
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
8.3
6% off
8
Airthings 2930 Wave Plus - Radon and Air Quality Monitor with CO2, VOC, Air Pressure, Humidity and Temperature Detector
Airthings
8.0
9
![IQAir [AirVisual Pro Air Quality Monitor] Monitor Indoor Air Quality [PM2.5, CO2, AQI, Temperature, Humidity] Real-Time Air Quality & Forecasting, Historic Data, IFTTT](https://images-proxy.bestreviews.guide/MyEIiKupnzLFfYqGXHte-XE_iEY=/0x150/https://m.media-amazon.com/images/I/31nDBcR2fsL._SL500_.jpg)
IQAir [AirVisual Pro Air Quality Monitor] Monitor Indoor Air Quality [PM2.5, CO2, AQI, Temperature, Humidity] Real-Time Air Quality & Forecasting, Historic Data, IFTTT
IQAir
7.7
18% off
10
Netatmo Smart Indoor Air Quality Monitor (temperature, humidity, noise and CO2 sensors), NHC-UK
Netatmo
7.5
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