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11
YRS
Shenzhen Langdeli Technology Co., Ltd.
Supplier
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Electric energy meter
Voice Recorder
Solar Panel
Geiger counter detector
electromagnetic radiation detector
Hygrometer
Multimeter
Decibel Meter
Alcohol Tester
Topsale products
Wall mount CO2 detector
mini smart CO2 meter
WIFI air quality Monitor
Air Quality monitors
Astronaut Starry Sky Projector
negative ion tester detector
Ozone meter O3
Handheld Air quality Monitor
Desktop Air analyzer monitor
Dust particles monitor PM2.5
Ungrouped
Tuya WIFI CO2 Detector and PM2.5 HCHO TVOC Air Quality Meter with LCD Screen Desktop Temperature and Humidity Detector Japan
$52.00 - $60.00
/
piece
2 pieces
(Min. Order)
PM2.5 Detector Indoor Air Quality Analyzer for Formaldehyde and Other Harmful Gases Measuring Instrument for PM1.0/PM10/HCHO
$32.00 - $40.00
/
unit
2 units
(Min. Order)
Japan's Best-Selling Indoor CO2 Air Quality Detector with Color Display Visually Showing Gas Range
$18.00 - $22.00
/
piece
2 pieces
(Min. Order)
DM89 CO2 Detector CO2 Sensor Analyzer Meter Multifunctional Air Quality Monitor Detector Temperature Humidity Monitor
$17.00 - $22.00
/
piece
2 pieces
(Min. Order)
Infrared Sensor Alarm Gas Analyzers Monitoring Indoor Mini Carbon Dioxide Concentration Air Quality Monitor Portable CO2 Meter
$17.50 - $22.00
/
piece
2 pieces
(Min. Order)
Indoor CO2 Meter with NDIR Sensor Monitors Temperature and Humidity CE and ROHS Certified for Workshop Classroom Office
$17.00 - $22.00
/
piece
2 pieces
(Min. Order)
Hot Selling Digital CO2 Meter NDIR Sensor Type CE and ROHS Certified Luchtkwaliteit Monitor for Kooldioxide Tester in France
$17.00 - $22.00
/
piece
2 pieces
(Min. Order)
Mini CO2 Monitor with Digital White Display LED Screen Temperature Unit and CO2 Alarm Function ROSH CE Certified CO2 Sensor
$17.50 - $22.00
/
piece
2 pieces
(Min. Order)
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High Sensitivity Ambient Air Pollution NDIR Infrared Carbon Dioxide Sensor Measurement CO2 Gas Detector Monitor
$26.00 - $35.00
/
unit
2 units
(Min. Order)
high-precision gas analyzer measurement for Indonesia Japan Spain Peru U.S.A Europe Handheld ozone O3 meter detector portable
$40.00 - $60.00
/
piece
1 piece
(Min. Order)
Professional gas analyzer Air Quality Monitor PM2.5/PM10/HCHO/TVOC Gas Pollution Meter fast response time gas detector
$29.00 - $40.00
/
piece
2 pieces
(Min. Order)
2023 Popular WIFI connection Tuya Dienmern air quality analyzer CO2 Sensor meter gas tester portable Monitor detector indoor
$52.00 - $60.00
/
unit
2 units
(Min. Order)
Portable Household CO2/PM2.5/PM1.0 Air Quality Monitor Factory-Made Home Gas Analyzer Tester Detector Living Room OEM Supported
$55.00 - $70.00
/
piece
2 pieces
(Min. Order)
CO2 Household Air Quality Monitor DM72B PM2.5 Tester NDIR Sensor Displays Electricity Temperature Humidity Air Quality Detector
$49.00 - $55.00
/
piece
2 pieces
(Min. Order)
Carbon dioxide and dust detector CO2 PM2.5 Air detector
$34.00 - $36.00
/
unit
1 unit
(Min. Order)
Handheld LCD Color Screen Air Quality Monitor Multifunctional PM2.5/PM10/HCHO/TVOC Detector Formaldehyde Gas Analyzer ODM
$25.00 - $35.00
/
unit
2 units
(Min. Order)
Dienmern Mini CO2 Detector NDIR Sensor Type CE and ROHS Certified Air Quality Monitor CO2 Gas Analyzer with ODM Support
$20.83 - $26.99
/
unit
2 units
(Min. Order)
Wall Mount Air Quality Monitor NDIR CO2 Ppm Test Device with PM1.0 PM2.5 and Temperature Humidity Meter Rechargeable Sensor
$55.00 - $70.00
/
unit
1 unit
(Min. Order)
Desktop CO2 Detector with NDIR Sensor Smart Indoor Air Quality Monitor Zigbee Particulate MA Measurement CE/ROHS Certified
$14.80 - $18.00
/
piece
2 pieces
(Min. Order)
PM2.5 Air Quality Monitor Detector DM72B Gas Monitoring Meter Analyzers Co2 Display Tester Formaldehyde Fine Dust Sensor
$51.00 - $55.00
/
unit
1 unit
(Min. Order)
Hot sale Europe Japan indoor air quality monitor CO2 PM2.5 Air quality detector Sensor gas analyzers air tester radon monitor
$28.00 - $35.00
/
piece
2 pieces
(Min. Order)
CE Certified CO2 Detector Instrument NDIR Sensor CO2 Meter Environmental Air Detector Monitor Tester Air Quality Monitoring
$14.90 - $25.99
/
piece
2 pieces
(Min. Order)
Indoor CO2 Meter X Gas Analyzers for Home and Office Use Gas Analyzer Meter X-Type
$26.00 - $27.00
/
piece
1 piece
(Min. Order)
Mini Smart Indoor CO2 Detector Popular NDIR Infrared USB Charged Device Desktop Type Portable CO2 PPM Meter Monitor
$20.83 - $26.99
/
piece
2 pieces
(Min. Order)
Mini CO2 Meter with CE Certificate Household CO2 Detector for Air Quality Temperature Humidity Monitoring with Color Screen
$20.00 - $28.00
/
piece
2 pieces
(Min. Order)
Mexico, Italy, Vatican, San Mario, Malta, Spain, Portugal and Andorra recommend carbon dioxide detectors in schools
$36.00 - $40.00
/
piece
1 piece
(Min. Order)
Portable CO2 Meter with USB Air Pollution Detector for Carbon Dioxide and Dust Particles Gas Analyzer for PM
$24.00
/
piece
1 piece
(Min. Order)
Portable Air Pollution CO2 Meter Dust Particle Counter Carbon Dioxide Detector PM Sensor Rechargeable LCD Display ABS Material
$16.50 - $18.99
/
piece
1 piece
(Min. Order)
Multi gas detector Instruments and Apparatuses Handheld formaldehyde haze detector pm2.5 monitor Air Detector
$32.00 - $40.00
/
unit
2 units
(Min. Order)
Portable Professional CO2 Meter with NDIR Sensor Wall-Mounted Carbon Dioxide Detector for CO2 Measuring CE and ROHS Certified
$27.00 - $35.00
/
piece
2 pieces
(Min. Order)
2022 Portable O3 Ozone Gas Detector Indoor Air Quality Monitor Ozone Analyzer with O3 Handheld Gas Sensor
$47.00 - $70.00
/
piece
1 piece
(Min. Order)
2023 Wall Mount NDIR Carbon Dioxide Monitor Sensor Air Quality Controller with CE ROHS Certification Co2 Meter Gas Detector
$25.00 - $30.00
/
piece
2 pieces
(Min. Order)
2021 New desktop co2 meter Carbon dioxide detector NDIR Infrared sensor 400~5000 ppm with alarm sound Indoor CO2 monitor Japan
$30.00 - $50.00
/
piece
1 piece
(Min. Order)
2023 wall hang CO2 Meter Air Quality Monitor carbon dioxide NDIR sensor CO2 detector carbon dioxide meter Chile
$27.00 - $35.00
/
piece
1 piece
(Min. Order)
Main product
Best Seller Wall Mounted NDIR CO2 Meter TUYA WiFi Carbon Dioxide Detector Indoor Air Quality Monitor for Chile Spain Japan
$27.00 - $35.00
/
piece
2 pieces
(Min. Order)
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