Infrared CO2 Sensor Irco2-100 Portable CO2 Detector with Long-Life Span Portable Battery-Powered 100% CO2 Monitor/Meter Sampling Data Logger - China Carbon Dioxide Meter and Gas Detector
Vent Check Plus - Portable CO2, Temperature & RH - Duomo
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Handheld Carbon Monoxide Meter, Portable CO Gas Detector, Gas Tester with 0～1000ppm Range, 1PPM Resolution(
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Analox CO2Buddy: Lightweight, Portable CO2 monitor
Portable Mini Carbon Monoxide Detector CO Gas Meter 601
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Lunarlipes Handheld Carbon Monoxide Meter, Portable CO Carbon Monoxide Detector, CO Gas Tester with LCD Backlit Display, 0-1000PPM High Precision 1PPM Resolution (Battery Not Included)
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3 in 1 CO2 Meter Carbon Dioxide Detector Indoor Air Quality Monitor BT APP Temperature Humidity Sensor Tester for Home Office Car,model:White 3 in 1
LifeBasis Portable CO2 Dector CO2 Monitor with NDIR Sensor and Warning
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CO2 detector - G 1910 - GHM Messtechnik GmbH - for indoor use / hand-held / compact
