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10 Best Ndir Co2 Sensors - Holiday Sale
Best Choice01GAIN EXPRESSIndoor Air Quality 9999ppm Digital Carbon Dioxide Detector Temperature Humidity NDIR Sensor IAQ CO2 Monitor CO2 Detector Meter WB DP Tester
Main highlights- Triple Display Convenience: Enjoy the convenience of triple displays showcasing CO2 level, temperature (in °C/°F), and humidity, providing you with real-time information for a thorough IAQ analysis.
- Stable NDIR Sensor: Equipped with a stable NDIR sensor, this meter ensures accurate detection of CO2 levels, enabling you to monitor and control indoor air quality effectively.
- Portable and User-Friendly Design: With a portable and compact design, this meter offers easy handling and transport. It features dual power sources (battery included or 9V adaptor, not included) and supports PC connection for on-line logging and data analysis. The meter also allows for manual calibration of CO2 and humidity.
- Comprehensive Indoor Air Quality Monitoring: This CO2 meter measures CO2 level, Air Temperature, Dew Point, Wet Bulb Temperature, and Humidity, making it an ideal instrument for diagnosing and assessing indoor air quality (IAQ) in various settings such as offices, classrooms, hospitals, and hotels.
- Advanced Features for Enhanced Analysis: Benefit from statistics of weighted averages, TWA (8-hour weighted average), STEL (15-minute weighted average), backlight for easy visibility, data hold function, and Min/Max recording. The built-in sound warning alarm alerts you to high-level CO2 risks.
9.9Exceptional
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- 02DANOPLUS
CO2 Meter Portable CO2 Monitor 9999ppm Carbon Dioxide Detector NDIR CO2 Sensor Air Quality Tester for Carbon Dioxide Humidity and Temperature
Free ShippingMain highlights- 【Wide Mesurement Range】: Measuring Carbon Dioxide(CO2) level: 0~9999ppm; Temperature:14~140°F(-10~60°C); Humidity (0.1% ~ 99.9%RH); Dew Point: -20.0~59.9°C; Wet Bulb: -5.0~59.9°C【Wide Mesurement Range】: Measuring Carbon Dioxide(CO2) level: 0~9999ppm; Temperature:14~140°F(-10~60°C); Humidity (0.1% ~ 99.9%RH); Dew Point: -20.0~59.9°C; Wet Bulb: -5.0~59.9°C
- 【User-Friendly】: Power Supplied by Battery (Included) or 9V Adaptor, easy to carry allows you to do a spot check in any rooms in the house, hotels, office, school, etc.
- 【Sound Warning Alarm】 :the alarm will beeps and notifies when CO2 levels reach or exceed the preset threshold, the alarm threshold is adjustable by user.
- 【High Accuracy】: Equipped with stable NDIR Sensor, Accuracy of CO2: ±50ppm ±5% of reading; Temp: ±0.9℉( ±6℃); Humidity: ±3%RH(at 25℃, 10~90%RH)
- 【Easy Calibration】: Can manually calibrate the CO2 and Humidity, ensuring accurate detection after a long time usage
9.8Exceptional
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Value for Money03SwitchBotSwitchBot Air Quality Monitor Indoor Meter Pro CO2 Detector, CO2 Monitor, Temperature Humidity Monitor with APP, Bluetooth Air Quality Tester for Car/Home/Office (Meter Pro CO2)
12% Off Free ShippingMain highlights- Portable and Durable: Our air quality detector measures 92mm x 79mm x 25mm and weighs just 154g. It has a built-in battery with up to 12 months of life and a low battery warnings. Features wall-mount holes and an adjustable bracket for versatile placement in any environment.
- Part of the SwitchBot Ecosystem: With a SwitchBot Hub, your Battery Circulator Fan or Evaporative Humidifier can automatically activate when CO2 levels exceed the set threshold, enhancing ventilation. This home air quality tester also supports third-party voice control through the Hub, simplifying air quality management.
- High Precision Sensor: Built with Swiss-made NDIR sensors, this CO2 monitor accurately monitors air quality by measuring CO2 levels every 1 second with an accuracy of ±50 ppm and a range of 400-9000 ppm. Its high sensitivity and stability ensure rapid and precise air quality feedback.
- 5-in-1 Multi-Functional Display Screen: SwitchBot Meter Pro CO2 features a 92-millimeter large screen that simultaneously displays CO2 levels, temperature, humidity, time, date, and comfort level. This indoor air quality monitor makes it easy to monitor your environment and decide when to ventilate for a healthier living space.
- 3 Alarm Methods: Customize CO2, temperature, and humidity range with trigger alerts. When limits are exceeded, you'll be notified via sound alarms, visual screen alerts, and app notifications (SwitchBot Hub required). With this air quality monitor, you can continuously and effectively track air quality.
9.5Excellent
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- 04INKBIRDPLUS
INKBIRDPLUS Portable CO2 Detector, Mini Indoor CO2 Monitor, NDIR Sensor with Full Color LCD, Indicator Light, Alarm, Auto Calibration, for Home, Office, Travel
Free ShippingMain highlights- Wide Application: You will get—— 1x CO2 detector, 1x lanyard, 1x 2m charging cable, and a user manual. This portable CO2 monitor is suitable for home, office, grow tent, greenhouse, production warehouse, raw material processing, indoor home decoration, and more.
- Portable and Long-Lasting: Because of its small size and portability, you can take it anywhere and hang it with the included lanyard. And it comes with a built-in 1000mAh lithium battery that can be fully charged within 3 hours and last about 72 hours.
- High-Quality CO2 Detector: INKBIRDPLUS adopts an advanced NDIR sensor, which detects carbon dioxide through infrared sensing technology and has high precision, strong anti-interference, and excellent stability for detecting carbon dioxide concentration at any time and anywhere you stay.
- HD Full-Color LCD Display: Its big full-color LCD screen is easy to read and eye-caring. If there is no operation for 5 minutes, it will automatically enter energy-saving ECO mode, causing no disturbance to the surrounding environment.
- Dual Alarm Function: This CO2 monitor has CO2 indicator lights on its screen—green light for good (400~699ppm), yellow light for medium (700~1499ppm), and red light for dangerous state (1499~5000ppm). When the detected CO2 concentration exceeds 1500 ppm, the device will also sound an alarm to remind you. And the CO2 alarm value is customizable.
9.3Excellent
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- 05SwitchBot
SwitchBot Air Quality Monitor Indoor Meter Pro CO2 Detector, CO2 Monitor, Temperature Humidity Monitor with APP, Bluetooth Air Quality Tester for Car/Home/Office (Meter Pro CO2 2025)
12% Off Free ShippingMain highlights- Portable and Durable: Our air quality detector measures 92mm x 79mm x 25mm and weighs just 154g. It has a built-in battery with up to 12 months of life and a low battery warnings. Features wall-mount holes and an adjustable bracket for versatile placement in any environment.
- Part of the SwitchBot Ecosystem: With a SwitchBot Hub, your Battery Circulator Fan or Evaporative Humidifier can automatically activate when CO2 levels exceed the set threshold, enhancing ventilation. This home air quality tester also supports third-party voice control through the Hub, simplifying air quality management.
- High Precision Sensor: Built with Swiss-made NDIR sensors, this CO2 monitor accurately monitors air quality by measuring CO2 levels every 1 second with an accuracy of ±50 ppm and a range of 400-9000 ppm. Its high sensitivity and stability ensure rapid and precise air quality feedback.
- 5-in-1 Multi-Functional Display Screen: SwitchBot Meter Pro CO2 features a 92-millimeter large screen that simultaneously displays CO2 levels, temperature, humidity, time, date, and comfort level. This indoor air quality monitor makes it easy to monitor your environment and decide when to ventilate for a healthier living space.
- 3 Alarm Methods: Customize CO2, temperature, and humidity range with trigger alerts. When limits are exceeded, you'll be notified via sound alarms, visual screen alerts, and app notifications (SwitchBot Hub required). With this air quality monitor, you can continuously and effectively track air quality.
9.2Excellent
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- 06VABIRA
CO2 Meter Data Logger NDIR Sensor. Temperature, Humidity, VPD Meter.
Main highlights- When powered on, the NIDR CO2 sensor needes to warm up for one minute to display correct PPM.
- Use AAA batteries for short-term testing. Or connect the adapter or your power bank for long-term.
- Test CO2 accurately by NIDR Technology.
- Data logger for CO2, Temperature, Humidity, VPD. Only fit for Windows System, not IOS.
- Can also test temperature, humidity, VPD.
- CE Certification.
9.0Excellent
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- 07U UNNI
U UNNI CO2 Monitor Carbon Dioxide Detector for Home, 3 Adjustable Volume for Alerts & 3 Adjustable Backlight, Photoacoustic Sensor for Temperature Humidity & Indoor Air Quality Monitor
Free ShippingMain highlights- calibration process:Place the device in a standard calibration environment of 400PPM,Press and hold the ALERT button, and power on the device or install the battery,The device will sound "Bi-BI" and the screen will display the "CAL" character and keep blinking,After three minutes of calibration, the "PASS" character will be displayed. Power off and power on the device.
- USB POWERED OPTION & BATTERY BACKUP & ADJUSTABLE BACKLIGHT – It is plugged in which allow the multi brightness display to stay on all the time, if you prefer. Either set it on tabletops, or mount it on the wall. 3 x AAA Battery(not included) for Backup & outdoor manual calibration.
- INDOOR AIR QUALITY MONITOR - Detect rise and decrease in carbon dioxide level, perfect for anyone wanting to monitor air quality! Elevated CO2 can cause symptoms like headaches, drowsiness, allergies and difficulty concentrating, to keep an eye on air quality at home or work!
- IMPROVE VENTILATION – Very useful for high concentration of poor air quality and cooking indoors and it will indicate to open a window/door to refresh the area to get the levels lower. CO2 monitor for Home, RV, Grow Tents.
- HIGH-PRECISION SENSIRION CO2 SENSOR – Equipped with Swiss-made Photoacoustic Sensor provides precise and reliable readings, which gives you peace of mind about the air in your home. CO2 detection range：400～5000PPM,accuracy：+/- 5% + 50PPM. Temperature range: 14.2°F ~ 122°F, Humidity range: 20% to 95 %.
- CARBON DIOXIDE DETECTOR for HOME, SWITCH °C/°F – Great item for any home to monitor the weather and air quality! Real-time CO2 value, temperature and humidity, CO2 history chart, CO2 Concentration range, 3 Adjustable Volume for Alarm Setting & 3 Adjustable Backlight, Max/Min Data, Low battery indicator.
8.9Very Good
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- 08XIIW
8-in-1 Indoor Air Quality Meter, CO2 Detector, WiFi Air Quality Monitor NDIR Sensor CO2 Meter Detects CO2, PM2.5, PM10, PM1.0, HCHO, TVOC, Temperature and Humidity with Alarm, Smart Life Tuya App LCD
Main highlights- 【Three AQI Stages & Sound Alarm】The gas concentration is divided into 3 levels - Green (Safe), Orange (Poor), Red (Unhealthy). When the gas concentration exceeds the set alarm value (alarm value: Orange), it will sound an alarm to remind people.
- 【NOTE】The air monitor is powered by a supplied Type-C charging cable, it can work for 1 hours after fully charged, so please keep it connecting to the power supply in daily use.
- 【Compatible with Tuya Smart/Smart Life APP】You can monitor the gas concentration in your home at any time through the mobile app, turn off the screen in time, and the data can also be transmitted to the app via WiFi.
- 【Advanced NDIR Sensor】Independent CO2 NDIR sensor has higher precision and stronger anti-interference than semiconductor sensor. Can accurately measure the carbon dioxide concentration in the air.
- 【Advanced Laser Particle Sensor】The independent PM2.5 particle sensor is more accurate than the infrared sensor. Built-in fan increases gas fluidity and increases detection range and sensitivity.
- 【8 in 1 Air Quality Monitor】The 8-in-1 air quality monitor has 5 built-in professional detection sensors, which can accurately detect the current indoor CO2, PM2.5, HCHO, PM1.0, TVOC, PM10, temperature and humidity in the air.
8.8Very Good
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- 09MOESAPU
Air Quality Monitor, 8 in 1 Indoor Air Quality Meters, Formaldehyde Detector, Pollution Meter Sensor Detecting HCHO, PM2.5, TVOC, CO, CO2, AQI, Temperature and Humidity Tester
Free Shipping8.7Very Good
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- 10Kethvoz
Mini CO2 Detector, Kethvoz 3 in 1 CO2 Monitor with NDIR Sensor Detect Carbon Dioxide with Alarms, Display Temperature Humidity for Air Quality Indoor Home Office Car Grow Tent
Free ShippingMain highlights- 【Wide Range & High Accuracy】Built-in advanced NDIR (Non-Dispersive Infrared) sensor, this mini air quality meter can detect CO2 concentration from 400~5000ppm with ±5% high accuracy. Support one-button auto-calibration.
- 【Rechargeable&18Hrs Working Time】Equipped with 1000mAh rechargeable battery (the USB charging cable is included), type-c interface, working time up to 18 hours after 2hrs charging. Mini CO2 detector with lanyard design can be used to check the indoor/outdoor air quality anytime and anywhere, such as bedroom, school, office, hotel, warehouse, greenhouse, etc.
- 【Fast Response & Alarm Function】2 seconds real-time refresh. The smart alarm activates when the carbon dioxide concentration exceeds the safe limit, helping to ensure you have a healthier and safer environment. (Alarm function can be turned off manually)
- 【Easy to Read】Equipped with 1.9-inch high-resolution color LCD screen,three screen brightness levels are adjustable to protect your eyesight. The green, yellow, orange and red bar graphs on the screen correspond to 4 levels of CO2 concentration:400~800ppm, 801~1200pm, 1201~1500ppm and 1501~5000ppm, allowing to know indoor air quality at a glance.
- 【3 in 1 Multifunctional】Not only monitor the carbon dioxide concentration level, but also measure the ambient temperature and humidity, helping you evaluate indoor air quality in a comprehensive way. Humidity measurement range 0~95%. Temperature measurement range -10~50℃ .(Celsius/Fahrenheit switchable)
8.6Very Good
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