Portable Co Sensor(125)
Uses item details. Price when purchased online
TOPTES Carbon Monoxide Detector with TFT Display CT-580, Rechargeable Handheld CO Inspection Device with Vibration, Visual and Audible Alarm, CO Detector for Home, Jobsite, Garage, and Travel $53.99 Was $59.99

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Now$5399
current price Now $53.99, Was $59.99$59.99
TOPTES Carbon Monoxide Detector with TFT Display CT-580, Rechargeable Handheld CO Inspection Device with Vibration, Visual and Audible Alarm, CO Detector for Home, Jobsite, Garage, and Travel
44 out of 5 Stars. 4 reviews
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TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel $41.39 Was $45.99

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Now$4139
current price Now $41.39, Was $45.99$45.99
TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel
234.5 out of 5 Stars. 23 reviews
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5-in-1 Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV $39.99

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$3999
current price $39.995-in-1 Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV
Rely Essentials 6200 Plug-in Carbon Monoxide Detector, CO Alarm with Battery Backup and Digital Display, 1-Pack $39.99

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$3999
current price $39.99Rely Essentials 6200 Plug-in Carbon Monoxide Detector, CO Alarm with Battery Backup and Digital Display, 1-Pack
154.6 out of 5 Stars. 15 reviews
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100+ bought since yesterday Kidde AC Plug-In Carbon Monoxide Detector with Battery Backup, CO Alarm with LED Light Indicators From $27.47

3 options
Available in additional 3 optionsFrom$2747
Kidde AC Plug-In Carbon Monoxide Detector with Battery Backup, CO Alarm with LED Light Indicators
18394.7 out of 5 Stars. 1839 reviews
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50+ bought since yesterday Kidde Battery Operated Carbon Monoxide Alarm with Digital Display KN-COPP-B-LPM From $27.94

3 options
Available in additional 3 optionsFrom$2794
Kidde Battery Operated Carbon Monoxide Alarm with Digital Display KN-COPP-B-LPM
7604.6 out of 5 Stars. 760 reviews
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2Pcs 6-in-1 CO, Smoke, Gas Detector - Portable Plug-in Safety Device with Built-in Battery, High-Precision Sensors, 85dB Alarm, and Rotatable Color Screen for Home, RV, Hotel, and Travel Use Black A From $22.39
From$2239
2Pcs 6-in-1 CO, Smoke, Gas Detector - Portable Plug-in Safety Device with Built-in Battery, High-Precision Sensors, 85dB Alarm, and Rotatable Color Screen for Home, RV, Hotel, and Travel Use Black A
100+ bought since yesterday Kidde AA Battery Operated Basic Carbon Monoxide Alarm - 9CO5-LP3 $23.44

$2344
current price $23.44Kidde AA Battery Operated Basic Carbon Monoxide Alarm - 9CO5-LP3
5654.6 out of 5 Stars. 565 reviews
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Siterwell AA Battery Operated Carbon Monoxide Detector, Electrochemical sensor,Portable for Travel home,4-pack From $21.31

3 options
Available in additional 3 optionsFrom$2131
Siterwell AA Battery Operated Carbon Monoxide Detector, Electrochemical sensor,Portable for Travel home,4-pack
1364.6 out of 5 Stars. 136 reviews
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M Buder Portable Air Quality Detector CO2 TVOC HCHO Humidity Temperature 5 in 1 Multifunctional Indoor Air Quality Tester Meter, LCD Display, Carbon Dioxide Monitor for Home Office, Black
M Buder Portable Air Quality Detector CO2 TVOC HCHO Humidity Temperature 5 in 1 Multifunctional Indoor Air Quality Tester Meter, LCD Display, Carbon Dioxide Monitor for Home Office, Black
Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor – Portable Electrochemical CO Sensor Alarm for Home, Travel, Car, Apartment – Air Quality Tester $26.99 Was $29.99

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Now$2699
current price Now $26.99, Was $29.99$29.99
Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor – Portable Electrochemical CO Sensor Alarm for Home, Travel, Car, Apartment – Air Quality Tester
75 out of 5 Stars. 7 reviews
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Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor – Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment – Air Quality Tester $26.99 Was $39.99

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Now$2699
current price Now $26.99, Was $39.99$39.99
Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor – Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment – Air Quality Tester
95 out of 5 Stars. 9 reviews
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5-in-1 Portable CO with Temperature Humidity Sensors Plug in with High Definition Display for Home Kitchen Travel Garage RVs Apartments

5-in-1 Portable CO with Temperature Humidity Sensors Plug in with High Definition Display for Home Kitchen Travel Garage RVs Apartments
TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel $41.39 Was $45.99

Now$4139
current price Now $41.39, Was $45.99$45.99
TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel
234.5 out of 5 Stars. 23 reviews
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Rely Essentials 6000 Carbon Monoxide Detector with Digital Display, Battery Operated CO Alarm, Wall Mount or Tabletop, 1-Pack $24.99

$2499
current price $24.99Rely Essentials 6000 Carbon Monoxide Detector with Digital Display, Battery Operated CO Alarm, Wall Mount or Tabletop, 1-Pack
114.9 out of 5 Stars. 11 reviews
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Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor Portable Electrochemical CO Sensor Alarm for Home, Travel, Car, Apartment Air Quality Tester $26.99 Was $29.99

Now$2699
current price Now $26.99, Was $29.99$29.99
Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor Portable Electrochemical CO Sensor Alarm for Home, Travel, Car, Apartment Air Quality Tester
75 out of 5 Stars. 7 reviews
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Clearance 6-in-1 Portable Gas Detector, Plug-in & Battery Powered CO Smoke Gas Monitor with 2.8" Rotatable HD Screen, 85dB Alarm, High-Precision Sensor for Home, RV, Camping & Car Travel From $24.99

3 options
Available in additional 3 optionsFrom$2499
6-in-1 Portable Gas Detector, Plug-in & Battery Powered CO Smoke Gas Monitor with 2.8" Rotatable HD Screen, 85dB Alarm, High-Precision Sensor for Home, RV, Camping & Car Travel
SITERWELL Portable Plug in Carbon Monoxide (CO)Detector 10 Year Battery,Electrochemical,Sound Warning, AC Powered for Home Office Travel,2 pack From $39.99

4 options
Available in additional 4 optionsFrom$3999
SITERWELL Portable Plug in Carbon Monoxide (CO)Detector 10 Year Battery,Electrochemical,Sound Warning, AC Powered for Home Office Travel,2 pack
494.5 out of 5 Stars. 49 reviews
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Vrorvz Portable Handheld CO2 Detector Accurate CO Sensor Monitors Indoor Air Quality Temperature Humidity for Home Tent Car RV Compact LightweightTYPE C Charging $13.79 Was $19.98

Now$1379
current price Now $13.79, Was $19.98$19.98
Vrorvz Portable Handheld CO2 Detector Accurate CO Sensor Monitors Indoor Air Quality Temperature Humidity for Home Tent Car RV Compact LightweightTYPE C Charging
Clearance Portable Carbon Monoxide Detector Alarm For Camping And Home Use Of The Day Home Decor From $14.02

From$1402
Portable Carbon Monoxide Detector Alarm For Camping And Home Use Of The Day Home Decor
Siterwell AA Battery Operated Carbon Monoxide Detector Alarm, LCD Display,Portable for Travel Home,1-pack From $21.31

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From$2131
Siterwell AA Battery Operated Carbon Monoxide Detector Alarm, LCD Display,Portable for Travel Home,1-pack
1364.6 out of 5 Stars. 136 reviews
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Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester $39.99

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$3999
current price $39.99Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester
63.5 out of 5 Stars. 6 reviews
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Portable Carbon Monoxide Detector, 10-Day Standby, Rechargeable Mini CO Monitor for Travel & Camping, Handheld CO Meter with Audible & Visual Alerts

Portable Carbon Monoxide Detector, 10-Day Standby, Rechargeable Mini CO Monitor for Travel & Camping, Handheld CO Meter with Audible & Visual Alerts
Industry Portable Carbon Monoxide Detector Gas Analyzer CO Meter Monitor Measuring 0-1000PPM Sound And Light Vibration $132.01

$13201
current price $132.01Industry Portable Carbon Monoxide Detector Gas Analyzer CO Meter Monitor Measuring 0-1000PPM Sound And Light Vibration
Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment Air Quality Tester $26.99 Was $39.99

Now$2699
current price Now $26.99, Was $39.99$39.99
Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment Air Quality Tester
95 out of 5 Stars. 9 reviews
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TOPTES Carbon Monoxide Detector with TFT Display CT-580, Rechargeable Handheld CO Inspection Device with Vibration, Visual and Audible Alarm, CO Detector for Home, Jobsite, Garage, and Travel $53.99 Was $59.99

Now$5399
current price Now $53.99, Was $59.99$59.99
TOPTES Carbon Monoxide Detector with TFT Display CT-580, Rechargeable Handheld CO Inspection Device with Vibration, Visual and Audible Alarm, CO Detector for Home, Jobsite, Garage, and Travel
44 out of 5 Stars. 4 reviews
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Clearance 4-in-1 CO & Gas Detector with HD Digital Display, Temperature & Humidity Monitor, Portable Safety Alarm Sensor for Home, RV, Hotel & Camping (Black) From $21.48
From$2148
4-in-1 CO & Gas Detector with HD Digital Display, Temperature & Humidity Monitor, Portable Safety Alarm Sensor for Home, RV, Hotel & Camping (Black)
13 out of 5 Stars. 1 reviews
GJX Portable Handheld CO2 Detector Accurate CO Sensor Monitors Indoor Air Quality Temperature Humidity for Home Tent Car RV Compact Lightweight with Charging $18.79 Was $21.92

Now$1879
current price Now $18.79, Was $21.92$21.92
GJX Portable Handheld CO2 Detector Accurate CO Sensor Monitors Indoor Air Quality Temperature Humidity for Home Tent Car RV Compact Lightweight with Charging
3-in-1 Portable CO2 Meter, Handheld Air Quality Detector with Carbon Monoxide Sensor and Temperature Humidity Monitor for Home Office Car and Travel, 3.35x2.01x0.67in $18.99

$1899
current price $18.993-in-1 Portable CO2 Meter, Handheld Air Quality Detector with Carbon Monoxide Sensor and Temperature Humidity Monitor for Home Office Car and Travel, 3.35x2.01x0.67in
Clearance 4 in 1 Gas Detector,CO CO2 Temp Humidity Monitoring,Precision 1ppm,0-1000ppm Range,Built-in 2000mAh Battery,Magnetic Back Panel,Portable with Flashlight,Air Quality Safety Tool Was $22.91

4 in 1 Gas Detector,CO CO2 Temp Humidity Monitoring,Precision 1ppm,0-1000ppm Range,Built-in 2000mAh Battery,Magnetic Back Panel,Portable with Flashlight,Air Quality Safety Tool
Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester $40.99

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$4099
current price $40.99Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester
34 out of 5 Stars. 3 reviews
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3-in-1 Portable CO2 Detector with Carbon Monoxide Sensor, Rechargeable Handheld Indoor Air Quality Monitor with Temperature & Humidity for Home, Car and RV $29.99

Sponsored
$2999
current price $29.993-in-1 Portable CO2 Detector with Carbon Monoxide Sensor, Rechargeable Handheld Indoor Air Quality Monitor with Temperature & Humidity for Home, Car and RV
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Portable Carbon Monoxide Detector | Compact Indoor Humidity and Temperature Monitor | Wall Mountable Handheld Air Quality Monitor for Home Travel Use Was $30.89

Portable Carbon Monoxide Detector | Compact Indoor Humidity and Temperature Monitor | Wall Mountable Handheld Air Quality Monitor for Home Travel Use
karymi Portable Carbon Monoxide Detector Alarm with LCD Screen Temperature Humidity Display Rechargeable 700mAh for Camping Home RV Travel Home Decor

karymi Portable Carbon Monoxide Detector Alarm with LCD Screen Temperature Humidity Display Rechargeable 700mAh for Camping Home RV Travel Home Decor
Rely Essentials 6200 Plug-in Carbon Monoxide Detector, CO Alarm with Battery Backup and Digital Display, 1-Pack $39.99

$3999
current price $39.99Rely Essentials 6200 Plug-in Carbon Monoxide Detector, CO Alarm with Battery Backup and Digital Display, 1-Pack
154.6 out of 5 Stars. 15 reviews
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Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester $39.99

$3999
current price $39.99Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester
63.5 out of 5 Stars. 6 reviews
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(2 pack) Knox Safety Plugin Carbon Monoxide Detector, Voice Alert & LCD Display, 10-Year Battery Backup From $51.00

3 options
Available in additional 3 optionsFrom$5100
(2 pack) Knox Safety Plugin Carbon Monoxide Detector, Voice Alert & LCD Display, 10-Year Battery Backup
1904 out of 5 Stars. 190 reviews
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Veevvio Handheld 4-in-1 Carbon Monoxide & Carbon Dioxide Detector, Temperature & Humidity Monitor Rechargeable with Custom Alarm Thresholds, 96H Standby Mini CO/CO2 Alarm for Travel, RV, Hotel $39.99

$3999
current price $39.99Veevvio Handheld 4-in-1 Carbon Monoxide & Carbon Dioxide Detector, Temperature & Humidity Monitor Rechargeable with Custom Alarm Thresholds, 96H Standby Mini CO/CO2 Alarm for Travel, RV, Hotel
11 out of 5 Stars. 1 reviews
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Portable CO2 Detector 3-in-1 Carbon Monoxide Sensor | Handheld Indoor Air Quality Monitor | Measures CO2 Levels, Temperature, Humidity | Rechargeable | Compact | For Home, Car, RV | 85x51x17mm $15.67

$1567
current price $15.67Portable CO2 Detector 3-in-1 Carbon Monoxide Sensor | Handheld Indoor Air Quality Monitor | Measures CO2 Levels, Temperature, Humidity | Rechargeable | Compact | For Home, Car, RV | 85x51x17mm
14 out of 5 Stars. 1 reviews
CO Detector Co 3-in-1 Portable Detector Battery Powerd Handheld Alarm with Temperature & Humidity CO Detector Monitor for Home Outside RV Easy to Read $25.91

$2591
current price $25.91CO Detector Co 3-in-1 Portable Detector Battery Powerd Handheld Alarm with Temperature & Humidity CO Detector Monitor for Home Outside RV Easy to Read
shulin-3-in-1 Portable Handheld CO Detector with Temperature and Humidity Monitor, White, Battery, Electrochemical Sensor Carbon Monoxide Alarm3 $25.99

$2599
current price $25.99shulin-3-in-1 Portable Handheld CO Detector with Temperature and Humidity Monitor, White, Battery, Electrochemical Sensor Carbon Monoxide Alarm3
VVQ 4 in 1 Gas Detector, CO Carbon Monoxide Meter Temperature Humidity Monitor, Portable Air Quality Tester with Alarm Flashlight for Home Kitchen Camping, Handheld Multi Gas Analyzer for Safety
VVQ 4 in 1 Gas Detector, CO Carbon Monoxide Meter Temperature Humidity Monitor, Portable Air Quality Tester with Alarm Flashlight for Home Kitchen Camping, Handheld Multi Gas Analyzer for Safety
Carbon Monoxide Detectors, Portable CO Detector Battery Powered, Handheld Carbon Monoxide Monitor Alarm Detector with LCD Display for Home/Outdoor/Travel $33.92

$3392
current price $33.92Carbon Monoxide Detectors, Portable CO Detector Battery Powered, Handheld Carbon Monoxide Monitor Alarm Detector with LCD Display for Home/Outdoor/Travel
15 out of 5 Stars. 1 reviews
4-in-1 Portable Gas Detector, CO & CO₂ Concentration Alarm Monitor with Rear Magnetic & Extended Battery Life for Outdoor Working Use From $22.91
From$2291
4-in-1 Portable Gas Detector, CO & CO₂ Concentration Alarm Monitor with Rear Magnetic & Extended Battery Life for Outdoor Working Use
UttpKLBx 5-in-1 Portable CO Detector for Home – Temperature Humidity Sensor Plug-and-Play, Suitable for Kitchen Garage RV & Apartments

UttpKLBx 5-in-1 Portable CO Detector for Home – Temperature Humidity Sensor Plug-and-Play, Suitable for Kitchen Garage RV & Apartments
Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester $40.99

$4099
current price $40.99Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester
34 out of 5 Stars. 3 reviews
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First Alert 1039752, White, Digital Display, Carbon Monoxide Alarm $45.79

$4579
current price $45.79First Alert 1039752, White, Digital Display, Carbon Monoxide Alarm
984.8 out of 5 Stars. 98 reviews
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3-in-1 Portable CO2 Detector with Carbon Monoxide Sensor, Rechargeable Handheld Indoor Air Quality Monitor with Temperature & Humidity for Home, Car and RV $29.99

$2999
current price $29.993-in-1 Portable CO2 Detector with Carbon Monoxide Sensor, Rechargeable Handheld Indoor Air Quality Monitor with Temperature & Humidity for Home, Car and RV
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RRJ CO2 Detector, Portable Handheld Air Quality Monitor with Carbon Monoxide Sensor, Indoor Temperature Humidity Meter for Home Office Car RV Travel Safety $22.49

$2249
current price $22.49RRJ CO2 Detector, Portable Handheld Air Quality Monitor with Carbon Monoxide Sensor, Indoor Temperature Humidity Meter for Home Office Car RV Travel Safety
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