| Title | | Price | Postage | Bids | Location | Time Left |
|
| New 5 In 1 Air Quality Monitor Co2 Meter Carbon Dioxide Level Tvoc Hcho Detector | | $18.03 | $0.00 | | US | 7d 16h 47m |
| United States 1941 Railway Signal Co Meter Mark Airmail Cover Censored England | | $8.87 | $5.71 | | GB | 7d 16h 49m |
| 6 In1 Co2 Meter Temperature Humidity Air Quality Monitor Carbon Dioxide Detector | | $25.88 | $0.00 | | US | 7d 17h 51m |
| Portable 6 In1 Co2 Meter Air Quality Monitor Tvoc Hcho Carbon Dioxide Detector | | $25.88 | $0.00 | | US | 7d 18h 21m |
| Co2meter Rad-0002 Remote Display Unit (No Seu Main Unit), Cables, Mount Bracket | | $250.00 | $0.00 | | US | 7d 18h 36m |
| 6 In 1 Air Quality Monitor Co2 Meter Carbon Dioxide Level Tvoc Hcho Detector A++ | | $22.99 | $0.00 | | US | 7d 20h 10m |
| 1998 Christmas - 4D Post - Christmas Common H/S + J P Angel & Co Meter Mark | | $10.14 | $11.36 | | GB | 7d 21h 47m |
| 5In1 Co2 Meter Temperature Humidity Air Quality Monitor Carbon Dioxide Detector | | $32.32 | $0.00 | | CN | 7d 23h 22m |
| Vintage Working Precision Apparatus Co. Meter Series 870, Ham Radio Tester | | $250.00 | $0.00 | | US | 7d 23h 42m |
| Co2 Meter Air Quality Monitor Temperature Humidity Detection Range 400-5000Ppm | | $22.50 | $0.00 | | US | 8d 0h 59m |
| Co2 Meter Temperature And Humidity Detector Portable Air Quality Monitor Tvoc | | $25.85 | $0.00 | | US | 8d 1h 21m |
| 5 In 1 Automobile Exhaust Gas Analyzer Hc,Co,Co2,No,O2 Meter | | $2059.99 | $199.99 | | CN | 8d 1h 56m |
| Brand New! Extech Co10 Carbon Monoxide (Co) Meter / Industrial & Residential Use | | $135.00 | $ | | US | 8d 2h 38m |
| Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor O2 Meter Portable | | $25.99 | $0.00 | | US | 8d 5h 7m |
| Intelligent Carbon Dioxide Detector Portable Co2 Meter Air Quality Monitor Usb | | $28.92 | $0.00 | | US | 8d 5h 54m |
| Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor O2 Meter | | $17.99 | $0.00 | | US | 8d 5h 55m |
| Oled Finger Pulse Oximeter, O2 Meter, Dual Color White/Silver | | $45.99 | $0.00 | | US | 8d 6h 10m |
| Oled Finger Pulse Oximeter, O2 Meter, Dual Color White/Light Blue | | $30.99 | $0.00 | | US | 8d 6h 17m |
| Oled Finger Pulse Oximeter, O2 Meter, Dual Color White/Black | | $40.99 | $0.00 | | US | 8d 6h 20m |
| Oled Finger Pulse Oximeter, O2 Meter, Dual Color White/Rose Gold | | $49.99 | $0.00 | | US | 8d 6h 21m |
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