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Air Quality Meters

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AQM-481 Portable CO2 Monitor with Temperature & Humidity Measurement NDIR Sensor Technology, 3-Color Air Quality Alert, Rechargeable Battery 40+ Hour Continuous Usage

AQM-481 Portable CO2 Monitor with Temperature & Humidity Measurement NDIR Sensor Technology 3-Color Air Quality Alert AQM-481 Portable CO2 Monitor with Temperature & Humidity Measurement NDIR Sensor Technology 3-Color Air Quality Alert

AQM-481 Portable CO2 Monitor with Temperature & Humidity Measurement NDIR Sensor Technology, 3-Color Air Quality Alert, Rechargeable Battery 40+ Hour Continuous Usage

AQM-410 Portable 8-in-1 Indoor Air Quality Monitor CO2/TVOC/HCHO/AQI/PM2.5/PM10/Temp/RH with Time Clock Display in Large Color LCD Screen

AQM-410 Portable 8-in-1 Indoor Air Quality Monitor CO2/TVOC/HCHO/AQI/PM2.5/PM10/Temp/RH with Time Clock Display in AQM-410 Portable 8-in-1 Indoor Air Quality Monitor CO2/TVOC/HCHO/AQI/PM2.5/PM10/Temp/RH with Time Clock Display in

AQM-410 Portable 8-in-1 Indoor Air Quality Monitor CO2/TVOC/HCHO/AQI/PM2.5/PM10/Temp/RH with Time Clock Display in Large Color LCD Screen

$144.90 USD

AQM-421 Professional 5in1 Indoor Air Quality Monitor CO | CO2 | TVOC Meter, Humidity & Temperature with NDIR Sensor High Precision Monitor for Home, Offices, RV, Grow Tents etc.

AQM - 421 AQM - 421 Professional 5in1 Indoor Air Quality Monitor CO | CO2 | TVOC Meter, Humidity & Temperature with NDIR Sensor High Precision Monitor for Home, Offices, RV, Grow Tents etc. - Gain Express AQM - 421 AQM - 421 Professional 5in1 Indoor Air Quality Monitor CO | CO2 | TVOC Meter, Humidity & Temperature with NDIR Sensor High Precision Monitor for Home, Offices, RV, Grow Tents etc. - Gain Express

AQM-421 Professional 5in1 Indoor Air Quality Monitor CO | CO2 | TVOC Meter, Humidity & Temperature with NDIR Sensor High Precision Monitor for Home, Offices, RV, Grow Tents etc.

AQM-422 IAQ Monitor 5 in 1 Professional HCHO | CO2 | TVOC Meter with Humidity & Temperature Measurement NDIR Sensor Portable Carbon Dioxide Monitor for Home, RV, Grow Tents, Factory etc.

AQM - 422 AQM - 422 IAQ Monitor 5 in 1 Professional HCHO | CO2 | TVOC Meter with Humidity & Temperature Measurement NDIR Sensor Portable Carbon Dioxide Monitor for Home, RV, Grow Tents, Factory etc. - Gain Express AQM - 422 AQM - 422 IAQ Monitor 5 in 1 Professional HCHO | CO2 | TVOC Meter with Humidity & Temperature Measurement NDIR Sensor Portable Carbon Dioxide Monitor for Home, RV, Grow Tents, Factory etc. - Gain Express

AQM-422 IAQ Monitor 5 in 1 Professional HCHO | CO2 | TVOC Meter with Humidity & Temperature Measurement NDIR Sensor Portable Carbon Dioxide Monitor for Home, RV, Grow Tents, Factory etc.

AQM-399 Carbon Dioxide CO2 Monitor Indoor Air Quality Meter Temperature Humidity Tester Face Icon Colored Display with Alarm 400~5000PPM NDIR Sensor

AQM - 399 AQM - 399 Carbon Dioxide CO2 Monitor Indoor Air Quality Meter Temperature Humidity Tester Face Icon Colored Display with Alarm 400~5000PPM NDIR Sensor - Gain Express AQM - 399 AQM - 399 Carbon Dioxide CO2 Monitor Indoor Air Quality Meter Temperature Humidity Tester Face Icon Colored Display with Alarm 400~5000PPM NDIR Sensor - Gain Express

AQM-399 Carbon Dioxide CO2 Monitor Indoor Air Quality Meter Temperature Humidity Tester Face Icon Colored Display with Alarm 400~5000PPM NDIR Sensor

$50.90 USD

AQM-396 Carbon Dioxide CO2 Monitor Wall Mount Indoor Air Quality Meter Temperature Humidity Tester Colored Large Screen Display with Alarm 400~5000PPM NDIR Sensor

AQM - 396 AQM - 396 Carbon Dioxide CO2 Monitor Wall Mount Indoor Air Quality Meter Temperature Humidity Tester Colored Large Screen Display with Alarm 400~5000PPM NDIR Sensor - Gain Express AQM - 396 AQM - 396 Carbon Dioxide CO2 Monitor Wall Mount Indoor Air Quality Meter Temperature Humidity Tester Colored Large Screen Display with Alarm 400~5000PPM NDIR Sensor - Gain Express

AQM-396 Carbon Dioxide CO2 Monitor Wall Mount Indoor Air Quality Meter Temperature Humidity Tester Colored Large Screen Display with Alarm 400~5000PPM NDIR Sensor

$40.90 USD

AQM-388 Portable 9 in 1 Indoor Air Quality Meter CO2 Monitor Formaldehyde Detector VOC Sensor AQI Index PM2.5 PM10 and Humidity Temp with Time Display Air Monitor Test Kit

AQM - 388 AQM - 388 Portable 9 in 1 Indoor Air Quality Meter CO2 Monitor Formaldehyde Detector VOC Sensor AQI Index PM2.5 PM10 and Humidity Temp with Time Display Air Monitor Test Kit - Gain Express AQM - 388 AQM - 388 Portable 9 in 1 Indoor Air Quality Meter CO2 Monitor Formaldehyde Detector VOC Sensor AQI Index PM2.5 PM10 and Humidity Temp with Time Display Air Monitor Test Kit - Gain Express

AQM-388 Portable 9 in 1 Indoor Air Quality Meter CO2 Monitor Formaldehyde Detector VOC Sensor AQI Index PM2.5 PM10 and Humidity Temp with Time Display Air Monitor Test Kit

$155.90 USD

AQM-385 Carbon Dioxide CO2 Monitor 0~5000ppm Range Large Colored LED Screen Display IAQ Meter Air Quality Tester NDIR Sensor

AQM - 385 AQM - 385 Carbon Dioxide CO2 Monitor 0~5000ppm Range Large Colored LED Screen Display IAQ Meter Air Quality Tester NDIR Sensor - Gain Express AQM - 385 AQM - 385 Carbon Dioxide CO2 Monitor 0~5000ppm Range Large Colored LED Screen Display IAQ Meter Air Quality Tester NDIR Sensor - Gain Express

AQM-385 Carbon Dioxide CO2 Monitor 0~5000ppm Range Large Colored LED Screen Display IAQ Meter Air Quality Tester NDIR Sensor

AQM-356 CO2 Controller & Monitor Auto Detect Day Night Carbon Dioxide CO2 Meter with 15ft Remote Dual Beam NDIR Sensor for Greenhouse, Grow Rooms, Hydroponics Rooms

AQM - 356_US AQM - 356 CO2 Controller & Monitor Auto Detect Day Night Carbon Dioxide CO2 Meter with 15ft Remote Dual Beam NDIR Sensor for Greenhouse, Grow Rooms, Hydroponics Rooms - Gain Express AQM - 356_US AQM - 356 CO2 Controller & Monitor Auto Detect Day Night Carbon Dioxide CO2 Meter with 15ft Remote Dual Beam NDIR Sensor for Greenhouse, Grow Rooms, Hydroponics Rooms - Gain Express

AQM-356 CO2 Controller & Monitor Auto Detect Day Night Carbon Dioxide CO2 Meter with 15ft Remote Dual Beam NDIR Sensor for Greenhouse, Grow Rooms, Hydroponics Rooms

7730 Smart CO2 Carbon Dioxide Indoor Air Quality Monitor Temperature Humidity Measurement for Bedroom Close Rooms Offices Classroom

7730 Smart CO2 Carbon Dioxide Indoor Air Quality Monitor Temperature Humidity Measurement for Bedroom Close Rooms 7730 Smart CO2 Carbon Dioxide Indoor Air Quality Monitor Temperature Humidity Measurement for Bedroom Close Rooms Offices Classroom - Gain Express
-40%

7730 Smart CO2 Carbon Dioxide Indoor Air Quality Monitor Temperature Humidity Measurement for Bedroom Close Rooms Offices Classroom

$61.14 USD
$101.90 USD

AQM-353 Smart WiFi CO2 Detector Indoor Air Quality Monitor Carbon Dioxide, Temperature, and Humidity Meter with NDIR Sensor and Air Convection Design for Grow Tent, Bedroom, Wine Cellars

AQM - 353 Smart WiFi CO2 Detector Indoor Air Quality Monitor Carbon Dioxide, Temperature, and Humidity Meter with NDIR Sensor and Air Convection Design for Grow Tent, Bedroom, Wine Cellars - Gain Express AQM - 353 Smart WiFi CO2 Detector Indoor Air Quality Monitor Carbon Dioxide, Temperature, and Humidity Meter with NDIR Sensor and Air Convection Design for Grow Tent, Bedroom, Wine Cellars - Gain Express

AQM-353 Smart WiFi CO2 Detector Indoor Air Quality Monitor Carbon Dioxide, Temperature, and Humidity Meter with NDIR Sensor and Air Convection Design for Grow Tent, Bedroom, Wine Cellars

AQM-345 Smart Indoor Air Quality Monitor CO2 Meter, TVOC, Humidity, Temperature, PM2.5, PM1.0 with Relay Output APP Control Meter for Home Offices Schools

AQM - 345 AQM - 345 Smart Indoor Air Quality Monitor CO2 Meter, TVOC, Humidity, Temperature, PM2.5, PM1.0 with Relay Output APP Control Meter for Home Offices Schools - Gain Express AQM - 345 AQM - 345 Smart Indoor Air Quality Monitor CO2 Meter, TVOC, Humidity, Temperature, PM2.5, PM1.0 with Relay Output APP Control Meter for Home Offices Schools - Gain Express

AQM-345 Smart Indoor Air Quality Monitor CO2 Meter, TVOC, Humidity, Temperature, PM2.5, PM1.0 with Relay Output APP Control Meter for Home Offices Schools

$141.90 USD

7729 Wall Mount / Desktop Stand Indoor Air Quality Monitor Real-time CO2 Detector, Carbon Dioxide & Temperature & Humidity Level with Large LED Screen & Visual Color Warning Light Bar and Audible Alarms

7729 Wall Mount / Desktop Stand Indoor Air Quality Monitor Real - time CO2 Detector, Carbon Dioxide & Temperature & Humidity Level with Large LED Screen & Visual Color Warning Light Bar and Audible Alarms - Gain Express 7729 Wall Mount / Desktop Stand Indoor Air Quality Monitor Real - time CO2 Detector, Carbon Dioxide & Temperature & Humidity Level with Large LED Screen & Visual Color Warning Light Bar and Audible Alarms - Gain Express

7729 Wall Mount / Desktop Stand Indoor Air Quality Monitor Real-time CO2 Detector, Carbon Dioxide & Temperature & Humidity Level with Large LED Screen & Visual Color Warning Light Bar and Audible Alarms

$202.90 USD

AQM-306 Air Quality Monitor CO2 / CO / HCHO / TVOC / AQI Formaldehyde Detector Rechargeable Accurate Air Gas Tester for Home Office and Various Occasion

AQM - 306 AQM - 306 Air Quality Monitor CO2 / CO / HCHO / TVOC / AQI Formaldehyde Detector Rechargeable Accurate Air Gas Tester for Home Office and Various Occasion - Gain Express AQM - 306 AQM - 306 Air Quality Monitor CO2 / CO / HCHO / TVOC / AQI Formaldehyde Detector Rechargeable Accurate Air Gas Tester for Home Office and Various Occasion - Gain Express

AQM-306 Air Quality Monitor CO2 / CO / HCHO / TVOC / AQI Formaldehyde Detector Rechargeable Accurate Air Gas Tester for Home Office and Various Occasion

7530 Digital CO2 Carbon Dioxide IAQ Monitor Controller with Relay Function 4.5M Cable NDIR Sensing Probe for Green House Home, Office, Factory

7530 Digital CO2 Carbon Dioxide IAQ Monitor Controller with Relay Function 4.5M Cable NDIR Sensing Probe for Green House Home, Office, Factory - Gain Express 7530 Digital CO2 Carbon Dioxide IAQ Monitor Controller with Relay Function 4.5M Cable NDIR Sensing Probe for Green House Home, Office, Factory - Gain Express

7530 Digital CO2 Carbon Dioxide IAQ Monitor Controller with Relay Function 4.5M Cable NDIR Sensing Probe for Green House Home, Office, Factory

77535_CD_ADAPTOR High Accuracy CO2, RH & Temp Real-Time Monitor Kit Set w/PC Software Recording Analyzer, Portable Indoor Air Quality Carbon Dioxide Meter Sensor, Temperature/Dew Point/Wet Bulb/Humidity

77535_CD_ADAPTOR 77535_CD_ADAPTOR High Accuracy CO2, RH & Temp Real - Time Monitor Kit Set w/PC Software Recording Analyzer, Portable Indoor Air Quality Carbon Dioxide Meter Sensor, Temperature/Dew Point/Wet Bulb/Humidity - Gain Express 77535_CD_ADAPTOR 77535_CD_ADAPTOR High Accuracy CO2, RH & Temp Real - Time Monitor Kit Set w/PC Software Recording Analyzer, Portable Indoor Air Quality Carbon Dioxide Meter Sensor, Temperature/Dew Point/Wet Bulb/Humidity - Gain Express

77535_CD_ADAPTOR High Accuracy CO2, RH & Temp Real-Time Monitor Kit Set w/PC Software Recording Analyzer, Portable Indoor Air Quality Carbon Dioxide Meter Sensor, Temperature/Dew Point/Wet Bulb/Humidity

$308.90 USD

7755_CD_ADAPTOR Carbon Dioxide (CO2) RH & Temperature Real-Time Air Quality Monitor with PC Software Recording Analyzer

7755_CD_ADAPTOR Carbon Dioxide (CO2) RH & Temperature Real - Time Air Quality Monitor with PC Software Recording Analyzer - Gain Express 7755_CD_ADAPTOR Carbon Dioxide (CO2) RH & Temperature Real - Time Air Quality Monitor with PC Software Recording Analyzer - Gain Express

7755_CD_ADAPTOR Carbon Dioxide (CO2) RH & Temperature Real-Time Air Quality Monitor with PC Software Recording Analyzer

$217.90 USD

CO22 Carbon Dioxide / Temperature/ Humidity Indoor Air Quality Monitor Meter, Wall Mountable CO2 Detector 0~2000ppm Range

CO22 CO22 Carbon Dioxide / Temperature/ Humidity Indoor Air Quality Monitor Meter, Wall Mountable CO2 Detector 0~2000ppm Range - Gain Express CO22 CO22 Carbon Dioxide / Temperature/ Humidity Indoor Air Quality Monitor Meter, Wall Mountable CO2 Detector 0~2000ppm Range - Gain Express

CO22 Carbon Dioxide / Temperature/ Humidity Indoor Air Quality Monitor Meter, Wall Mountable CO2 Detector 0~2000ppm Range

77535 CO2 0-9999ppm Temperature DP WB RH Humidity IAQ Air Quality Meter Tester Monitor carbon dioxide detectors analyzer Dew Point Wet Bulb USB datalogger

77535 CO2 0 - 9999ppm Temperature DP WB RH Humidity IAQ Air Quality Meter Tester Monitor carbon dioxide detectors analyzer Dew Point Wet Bulb USB datalogger - Gain Express 77535 CO2 0 - 9999ppm Temperature DP WB RH Humidity IAQ Air Quality Meter Tester Monitor carbon dioxide detectors analyzer Dew Point Wet Bulb USB datalogger - Gain Express
-5%

77535 CO2 0-9999ppm Temperature DP WB RH Humidity IAQ Air Quality Meter Tester Monitor carbon dioxide detectors analyzer Dew Point Wet Bulb USB datalogger

7755 Digital CO2 Carbon Dioxide Temperature RH Humidity DP WB NDIR Sensor Indoor Air Quality 9999ppm USB Monitor Logger

7755 Digital CO2 Carbon Dioxide Temperature RH Humidity DP WB NDIR Sensor Indoor Air Quality 9999ppm USB Monitor Logger - Gain Express 7755 Digital CO2 Carbon Dioxide Temperature RH Humidity DP WB NDIR Sensor Indoor Air Quality 9999ppm USB Monitor Logger - Gain Express

7755 Digital CO2 Carbon Dioxide Temperature RH Humidity DP WB NDIR Sensor Indoor Air Quality 9999ppm USB Monitor Logger

$167.90 USD
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