Mijia Smart Air Detectors of 2025
Best Choice1
InkbirdINKBIRD Portable CO2 Detector with Bluetooth, Smart Indoor Air Quality Monitor, can detects CO2, Temperature, Humidity, etc., Electronic Ink Display & 4 Years Battery Life, for Home, Office, motorhome
Main highlights- Sweden Premium NDIR Sensor Senseair: The indoor CO2 detector built-in Senseair sensor, accuracy (30 ppm+3% of reading)
- Low-power Electronic Ink Display: Ultra-long battery life for ultra-long protection. This air quality monitor supports full viewing angles display. CO2, temperature, and relative humidity are clear to view
- Keep your data secure: Your privacy is our top concern. No data will be uploaded to the cloud server to ensure the security of your data. All product usage data will be saved in INKBIRD APP as the local data in your cellphone
- 5.0 Bluetooth: Connecting this co2 monitor to INKBIRD APP, you can check the CO2 concentration, temperature,humidity, and air pressure in real-time
- 4 Years Ultra-long Battery Life: The CO2 meter would last 4 years, with the included AA batteries, by selecting the 10-min sampling interval. Multiple intervals of 1min, 2min, 5min, and 10min to choose from
9.9Exceptional
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Using our advanced technology, we scan thousands of products and stores, analyzing reviews, ratings, and trends to find what matters most to users like you.Our team then reviews the data and real user feedback, combining AI and human insights to bring you real-time, top-rated recommendations to guide your decisions with clarity and confidence.
Value for Money2
JIYINGDUO13-in-1 Smart Home Air Quality Monitor Indoor, Portable Indoor Air Quality Monitor with Wi-Fi Air Quality Tester for Home (co2 Monitor, Temperature and Humidity Monitor and More) for Home Office
Why we love it
Comprehensive air quality detection.
User-friendly high-definition display.
Portable with long battery life.
9.7Exceptional
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3
Bcetasy18-in-1 Smart Air Quality Monitor - Indoor WiFi Air Quality Detector with Dual Chip, Real-Time for AQI, CO2, PM2.5, PM1.0, PM10, TVOC, HCHO, Time Display, Temperature & Humidity with Aler (White-B2)
Main highlights- 【Wide Range of Applications】Our indoor air quality monitor offers unparalleled protection for every home and workplace by detecting gas levels and airborne pollutants in kitchens, bedrooms, offices, schools, cars, hotels, and even during travel, camping, and parties, ensuring that your family and employees enjoy consistently clean, healthy air; the intuitive mobile app lets you manage multiple devices and track real-time data, proactively safeguarding your environment.
- 【Product Usage Notes】①Before first use, charge the device for at least 10 minutes, then press and hold the power button to turn it on.②If readings appear inaccurate over time, restart the device to recalibrate the sensors.③For extended data recording, keep the device plugged into a power source to prevent interruptions.④The device connects to one smartphone at a time. To pair with a new phone, reset the Wi-Fi settings.⑤For further assistance, contact us anytime. We guarantee a satisfactory response within 12 hours.
- 【HD Display & long Standby Time】This Air quality monitor features a bright HD LCD display with adjustable brightness and color-coded alerts for instant air quality updates. Powered by a robust 3000mAh battery with Type-C charging, it offers 7-15 hours of continuous monitoring, and its energy-efficient chip continues tracking air quality even in power-saving mode, ensuring real-time data to protect your family's health.
- 【Easy to Operation】Simply press and hold the power button for 3 seconds to power it on, and within a minute, you can get accurate air quality readings. The side buttons allow for easy switching between display interfaces. A detailed user manual helps you get started quickly, and WiFi connectivity to the mobile app lets you customize settings and monitor air quality anytime, ensuring the health of you and your family!
- 【Dual Chip & High Accuracy Test】Experience cutting-edge indoor air quality monitoring with our advanced dual-chip technology that combines two specialized chips-one dedicated to processing sensor data and the other to managing a seamless user interface-to deliver lightning-fast, real-time accuracy. This breakthrough innovation redefines convenience and precision, offering an unparalleled, state-of-the-art experience.
- 【App Data Storage & Tracking】Smart air quality monitor connects to your smartphone via Wi-Fi using the ''Smart Life'' or ''Tuya Smart'' app, allowing real-time tracking of air quality metrics and battery status. The app stores historical data and alerts, enabling you to monitor trends and receive notifications of any significant changes, even when away from home. Additionally, you can remotely customize device settings through the app, providing convenient and comprehensive control over your indoor environment.【Please connect to a 2.4GHz WiFi network. Enable compatibility mode for WiFi 6+ routers.】
- 【18-in-1 Smart Air Quality Meter】Bcetasy Multi-function Indoor Air Quality Monitor is an ideal choice. Is a very useful monitor to keep an eye on the air quality in your home. The Air Quality Monitor’s array of sensors provides a wealth of information: AQI, CO2, PM2.5, PM1.0, PM10, TVOC, HCHO, Time, Dates, Temperature & Humidity, Alarm.And Wifi, App Data Storage, Auto-brightness, Screen-Off Monitoring, App Custom Settings, Wall-Mountable. The surface of the product is skin-friendly and the texture looks very delicate. This Air Quality Tester For Home, keep your family breathing easily.
9.6Exceptional
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4
BREATHEBREATHE Airmonitor Plus: Smart Air Quality Monitor Indoor - 8-in-1 CO2 Meter, Formaldehyde Detector, VOC Meter, PM1/2.5/10, Temperature & Humidity - Air Quality Tester for Home with App
9.9 clearly written9.5 Simple to use8.7 Precision9.3Excellent
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5
Bcetasy18-in-1 Smart Air Quality Monitor - Indoor WiFi Air Quality Detector with Dual Chip, Real-Time for AQI, CO2, PM2.5, PM1.0, PM10, TVOC, HCHO, Time Display, Temperature & Humidity with APP (White-B)
Main highlights- 【Wide Range of Applications】Our indoor air quality monitor offers unparalleled protection for every home and workplace by detecting gas levels and airborne pollutants in kitchens, bedrooms, offices, schools, cars, hotels, and even during travel, camping, and parties, ensuring that your family and employees enjoy consistently clean, healthy air; the intuitive mobile app lets you manage multiple devices and track real-time data, proactively safeguarding your environment.
- 【Product Usage Notes】①Before first use, charge the device for at least 10 minutes, then press and hold the power button to turn it on.②If readings appear inaccurate over time, restart the device to recalibrate the sensors.③For extended data recording, keep the device plugged into a power source to prevent interruptions.④The device connects to one smartphone at a time. To pair with a new phone, reset the Wi-Fi settings.⑤For further assistance, contact us anytime. We guarantee a satisfactory response within 12 hours.
- 【HD Display & long Standby Time】This Air quality monitor features a bright HD LCD display with adjustable brightness and color-coded alerts for instant air quality updates. Powered by a robust 3000mAh battery with Type-C charging, it offers 7-15 hours of continuous monitoring, and its energy-efficient chip continues tracking air quality even in power-saving mode, ensuring real-time data to protect your family's health.
- 【Easy to Operation】Simply press and hold the power button for 3 seconds to power it on, and within a minute, you can get accurate air quality readings. The side buttons allow for easy switching between display interfaces. A detailed user manual helps you get started quickly, and WiFi connectivity to the mobile app lets you customize settings and monitor air quality anytime, ensuring the health of you and your family!
- 【Dual Chip & High Accuracy Test】Experience cutting-edge indoor air quality monitoring with our advanced dual-chip technology that combines two specialized chips-one dedicated to processing sensor data and the other to managing a seamless user interface-to deliver lightning-fast, real-time accuracy. This breakthrough innovation redefines convenience and precision, offering an unparalleled, state-of-the-art experience.
- 【App Data Storage & Tracking】Smart air quality monitor connects to your smartphone via Wi-Fi using the ''Smart Life'' or ''Tuya Smart'' app, allowing real-time tracking of air quality metrics and battery status. The app stores historical data and alerts, enabling you to monitor trends and receive notifications of any significant changes, even when away from home. Additionally, you can remotely customize device settings through the app, providing convenient and comprehensive control over your indoor environment.【Please connect to a 2.4GHz WiFi network. Enable compatibility mode for WiFi 6+ routers.】
- 【18-in-1 Smart Air Quality Meter】Bcetasy Multi-function Indoor Air Quality Monitor is an ideal choice. Is a very useful monitor to keep an eye on the air quality in your home. The Air Quality Monitor’s array of sensors provides a wealth of information: AQI, CO2, PM2.5, PM1.0, PM10, TVOC, HCHO, Time, Dates, Temperature & Humidity, Alarm.And Wifi, App Data Storage, Auto-brightness, Screen-Off Monitoring, App Custom Settings, Wall-Mountable. The surface of the product is skin-friendly and the texture looks very delicate. This Air Quality Tester For Home, keep your family breathing easily.
9.1Excellent
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6
NinTaBro30% Off12 in 1 Portable Air Quality Monitor Indoor for Home, Dual Chip & High Accuracy Air Quality Tester for TVOC, PM2.5, PM1.0, PM10, CO2 Detector Air Quality Meter with Temperature, Humidity, Time Display
Main highlights- 【Simple Operation】The Air Quality Monitor Indoor takes about a minute from opening the box to plugging it in and taking a reading. The humanized design of the buttons on the back allows you to set up and operate it in a simple and clear way with intuitive functions. The user manual that comes with it is detailed and informative. If you have any questions about the Indoor Air Quality Monitor, please take the initiative to contact us and we will answer them promptly
- 【Portable & Widely Used】This Air Quality Tester For Home can be plugged in or used wirelessly, easy to carry and move, and can quickly switch between different environments for air quality testing. Helps detect gas and air pollution in home, kitchen, bedroom, office, school, car, hotel, travel, camping, party and other places, always protect you and your family to live in healthy air conditions
- 【Dual Chip & High-Precision】With the newly upgraded 5.0 Dual Chip, this indoor air quality monitor employs two independent but synergistic chips, one for processing data collected by the sensors and the other for managing the Air Quality Monitor's user interface. This processing not only improves the data processing speed, but also enhances the stability and accuracy of the data, ensuring the reliability of the measurement results
- 【CO2 Alarm & AQI Smiley Face】This CO2 Detector has a carbon dioxide alarm. This Air tester automatically triggers an alarm and buzzes when indoor carbon dioxide levels exceed a safe threshold. For example, mountain fires produce a lot of carbon dioxide, you can get useful information in time. When the CO2 Monitor index indicator is in the “GOOD” range, a smiley face will appear on the screen, and the smiley face slides to the left or right to help get a full picture of your air quality
- 【12-in-1 Air Quality Monitor Indoor 】This multifunctional indoor air quality monitor is a very useful monitor which can monitor the air quality in your home at any time, whether it is for home or office use is ideal for you. The Air Quality Monitor’s array of sensors provides a wealth of information: CO2, TVOC, PM1.0, PM2.5, PM10 indication, Humidity, Temperature and time, it also has a CO2 alarm.This Air Quality Monitor Indoor is made of skin-friendly material with a very delicate texture
9.0Excellent
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7
qingpingQingping Air Quality Monitor Gen 2, Air Quality Monitor Indoor Detects PM2.5, CO2, PM10, Noise, Temperature and Humidity, New Upgraded Alarm Clock Function, Air Quality Tester for Bedroom, Smart Home
9.9 Interactive Display9.5 worth the money9.5 Simple to use8.9Very Good
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8
BROHOMBROHOM Smart Air Quality Monitor, Indoor Air Quality Meter Detects CO2, PM2.5, PM1.0, TVOC, Temperature and Humidity Detector with Smart App and Intelligent Control
9.7 clearly written9.3 Simple to use8.0 PrecisionWhy we love it
Accurately measures multiple air quality metrics.
Smart integration with Wi-Fi and Tuya App.
Easy-to-read display with one-year data storage.
8.8Very Good
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9
AirKnight Monitoring11% OffAirKnight Premium Indoor Air Quality Monitor Indoor & Air Quality Sensor. VOC detector, CO2 Monitor, Formaldehyde Detector HCHO, AQI, PM2.5, PM10 Temperature Humidity Air Monitor AQI CO2 Meter Gas Off
Why we love it
Detects multiple pollutants in real-time.
Portable with long battery life.
User-friendly with clear display.
8.7Very Good
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10
Xoopon22% Off16-in-1 Air Quality Monitor Indoor with 7AQI Beep Alarm, CO2 Monitor, Air Quality Detector with PM1.0 | PM2.5 | PM10 | Temp | HUM | Formaldehyde | VOC Tester for Home Office Plant (Black)
Main highlights- WIDE APPLICATION: With its compact and convenient design, this indoor air quality tester easily adapts to various usage scenarios. Whether in the bedroom, study, kitchen, office, car, school, hotel, bar or campground, this device can accurately monitor air quality. It is suitable for home environments, car interiors, children's rooms, mother and baby rooms and other public spaces, ensuring you enjoy fresh and healthy air in different environments.
- RELIABLE SUPPORT & PACKAGING: This portable air quality monitor is lightweight and compact (109x90x43 mm), perfect for on-the-go use.The package includes 1 x air quality monitor, 1 x USB cable, and 1 x user manual, backed by a 12-month warranty. Have questions? Contact us, and we’ll assist you within 24 hours!
- BUZZER ALARM: The air quality monitor built-in "BBB..." buzzer will trigger an alarm whenever any air quality level reaches a dangerous threshold, promptly alerting you to current air conditions. Once activated, the buzzer can be manually turned off to ensure it doesn’t disturb your rest time
- BATTERY-POWERED: Up to 8 hours of continuous use. USB interface with a built-in high-capacity lithium battery, so you don’t need to keep it plugged in. It’s portable and easy to move, perfect for use at home or in the office
- 16 IN 1 MULTIFUNCTIONAL AIR QUALITY METER: This air quality monitor measures not only 7X AQI, but also temperature, humidity, formaldehyde (HCHO), volatile organic compounds(VOC), PM1.0, PM2.5, and PM10. It combines multiple functions to comprehensively monitor various air quality parameters, resampling every 1.5 seconds to provide real-time data and continuously protect your every breath.
8.5Good
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