Co Meter

Uses item details. Price when purchased online

Black Friday Deal, X-Sense Smoke and Carbon Monoxide Alarm Combo, 10 Year Sealed Battery, Wireless Interconnected Fire & CO Detector, Connects Up to 24 Link+ Devices, 4 PACK From $59.99

Black Friday Deal
X-Sense Smoke and Carbon Monoxide Alarm Combo, 10 Year Sealed Battery, Wireless Interconnected Fire & CO Detector, Connects Up to 24 Link+ Devices, 4 PACK
Sponsored
From$5999

X-Sense Smoke and Carbon Monoxide Alarm Combo, 10 Year Sealed Battery, Wireless Interconnected Fire & CO Detector, Connects Up to 24 Link+ Devices, 4 PACK

4.5 out of 5 stars
4.5 out of 5 Stars. 144 reviews

X-Sense Wireless Smoke Detector Carbon Monoxide Detector Combo 10 Year Battery Alarm, Over 820 ft Transmission Range, Interconnected Model, 3-Pack From $34.20

X-Sense Wireless Smoke Detector Carbon Monoxide Detector Combo 10 Year Battery Alarm, Over 820 ft Transmission Range, Interconnected Model, 3-Pack
Sponsored
From$3420

X-Sense Wireless Smoke Detector Carbon Monoxide Detector Combo 10 Year Battery Alarm, Over 820 ft Transmission Range, Interconnected Model, 3-Pack

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 $59.99

TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel
Sponsored
current price Now $41.39, Was $59.99

TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel

4.5 out of 5 stars
4.5 out of 5 Stars. 27 reviews

LUXY SONIC 4-in-1 Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 Pack) From $35.97

LUXY SONIC 4-in-1 Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 Pack)
Sponsored
From$3597

LUXY SONIC 4-in-1 Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 Pack)

4.5 out of 5 stars
4.5 out of 5 Stars. 54 reviews

Rely Portable Carbon Monoxide Detector for Travel, Digital LCD Display, AA Battery Operated From $26.37

Rely Portable Carbon Monoxide Detector for Travel, Digital LCD Display, AA Battery Operated
Available in additional 4 options
From$2637

Rely Portable Carbon Monoxide Detector for Travel, Digital LCD Display, AA Battery Operated

5 out of 5 stars
5 out of 5 Stars. 1 reviews

Black Friday Deal, Portable Air Quality Monitor – CO Level, Temperature & Humidity Display, Rechargeable Device for Travel, Car & Indoor Use From $23.83

Black Friday Deal
Portable Air Quality Monitor – CO Level, Temperature & Humidity Display, Rechargeable Device for Travel, Car & Indoor Use
Black, variant on Portable Air Quality Monitor – CO Level, Temperature & Humidity Display, Rechargeable Device for Travel, Car & Indoor Use
Gray, variant on Portable Air Quality Monitor – CO Level, Temperature & Humidity Display, Rechargeable Device for Travel, Car & Indoor Use
From$2383

Portable Air Quality Monitor – CO Level, Temperature & Humidity Display, Rechargeable Device for Travel, Car & Indoor Use

4.8 out of 5 stars
4.8 out of 5 Stars. 12 reviews

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 $65.99

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
current price $65.99

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

4.5 out of 5 stars
4.5 out of 5 Stars. 12 reviews

Carbon Monoxide Meter CO Detector CO Gas Leak Detector Gas Analyzer Carbon Monoxide Detectors $26.99

Carbon Monoxide Meter CO Detector CO Gas Leak Detector Gas Analyzer Carbon Monoxide Detectors
current price $26.99

Carbon Monoxide Meter CO Detector CO Gas Leak Detector Gas Analyzer Carbon Monoxide Detectors

5 out of 5 stars
5 out of 5 Stars. 2 reviews

LUXY SONIC 4-in-1 Carbon-Monoxide(C O)Alarm, Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 pack) From $35.97

LUXY SONIC 4-in-1 Carbon-Monoxide(C O)Alarm, Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 pack)
Available in additional 2 options
From$3597

LUXY SONIC 4-in-1 Carbon-Monoxide(C O)Alarm, Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 pack)

4.6 out of 5 stars
4.6 out of 5 Stars. 70 reviews

Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester $39.99

Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester
current price $39.99

Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester

4 out of 5 stars
4 out of 5 Stars. 9 reviews

In 100+ people's carts, Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts, Model 30CUDR-V From $49.96

In 100+ people's carts
Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts, Model 30CUDR-V
Sponsored
From$4996

Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts, Model 30CUDR-V

4.6 out of 5 stars
4.6 out of 5 Stars. 519 reviews

LUXY SONIC 4-in-1 Carbon-Monoxide(C O)Alarm, Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 pack) From $35.97

LUXY SONIC 4-in-1 Carbon-Monoxide(C O)Alarm, Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 pack)
Sponsored
From$3597

LUXY SONIC 4-in-1 Carbon-Monoxide(C O)Alarm, Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 pack)

4.6 out of 5 stars
4.6 out of 5 Stars. 70 reviews

Knox Safety Battery Operated Carbon Monoxide Detector, Voice Alert & Display, 10-Year Lithium Power From $41.97

Knox Safety Battery Operated Carbon Monoxide Detector, Voice Alert & Display, 10-Year Lithium Power
Available in additional 2 options
From$4197

Knox Safety Battery Operated Carbon Monoxide Detector, Voice Alert & Display, 10-Year Lithium Power

4.1 out of 5 stars
4.1 out of 5 Stars. 417 reviews

Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester $40.99

Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester
current price $40.99

Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester

4 out of 5 stars
4 out of 5 Stars. 3 reviews

Ivory Home Sense CO Detector, Ivory Home Sense 6-in-1 Indoor Environmental Monitor with Color Display, Sound Notification, Temperature & Humidity Tracking, Type-C Power, Magnetic Mount for Home From $32.95

Ivory Home Sense CO Detector, Ivory Home Sense 6-in-1 Indoor Environmental Monitor with Color Display, Sound Notification, Temperature & Humidity Tracking, Type-C Power, Magnetic Mount for Home
Black, variant on Ivory Home Sense CO Detector, Ivory Home Sense 6-in-1 Indoor Environmental Monitor with Color Display, Sound Notification, Temperature & Humidity Tracking, Type-C Power, Magnetic Mount for Home
White, variant on Ivory Home Sense CO Detector, Ivory Home Sense 6-in-1 Indoor Environmental Monitor with Color Display, Sound Notification, Temperature & Humidity Tracking, Type-C Power, Magnetic Mount for Home
From$3295

Ivory Home Sense CO Detector, Ivory Home Sense 6-in-1 Indoor Environmental Monitor with Color Display, Sound Notification, Temperature & Humidity Tracking, Type-C Power, Magnetic Mount for Home

Sentivo CO Detector, 4-in-1 Gas Monitor with Digital Display, Audible Alert and Visual Status Indicator for Indoor Home Safety From $25.99

Sentivo CO Detector, 4-in-1 Gas Monitor with Digital Display, Audible Alert and Visual Status Indicator for Indoor Home Safety
Black, variant on Sentivo CO Detector, 4-in-1 Gas Monitor with Digital Display, Audible Alert and Visual Status Indicator for Indoor Home Safety
White, variant on Sentivo CO Detector, 4-in-1 Gas Monitor with Digital Display, Audible Alert and Visual Status Indicator for Indoor Home Safety
From$2599

Sentivo CO Detector, 4-in-1 Gas Monitor with Digital Display, Audible Alert and Visual Status Indicator for Indoor Home Safety

Portable Carbon Monoxide Detector, 10-Day Standby, Rechargeable Mini CO Monitor for Travel & Camping, Handheld CO Meter with Audible & Visual Alerts $20.56

Portable Carbon Monoxide Detector, 10-Day Standby, Rechargeable Mini CO Monitor for Travel & Camping, Handheld CO Meter with Audible & Visual Alerts
current price $20.56

Portable Carbon Monoxide Detector, 10-Day Standby, Rechargeable Mini CO Monitor for Travel & Camping, Handheld CO Meter with Audible & Visual Alerts

Ivory Home Sense CO Detector, 6-in-1 Portable Gas Monitor, Plug-in & Battery Powered, 2.8" Rotatable Full-Color Digital Display, Magnetic Base, for Home, RV, Camping & Car Travel From $39.98

Ivory Home Sense CO Detector, 6-in-1 Portable Gas Monitor, Plug-in & Battery Powered, 2.8" Rotatable Full-Color Digital Display, Magnetic Base, for Home, RV, Camping & Car Travel
Black, variant on Ivory Home Sense CO Detector, 6-in-1 Portable Gas Monitor, Plug-in & Battery Powered, 2.8" Rotatable Full-Color Digital Display, Magnetic Base, for Home, RV, Camping & Car Travel
Silver, variant on Ivory Home Sense CO Detector, 6-in-1 Portable Gas Monitor, Plug-in & Battery Powered, 2.8" Rotatable Full-Color Digital Display, Magnetic Base, for Home, RV, Camping & Car Travel
From$3998

Ivory Home Sense CO Detector, 6-in-1 Portable Gas Monitor, Plug-in & Battery Powered, 2.8" Rotatable Full-Color Digital Display, Magnetic Base, for Home, RV, Camping & Car Travel

2026 NEW Steadfast Haven CO Detector, 4-in-1 Indoor Status Display, HD Screen, Plug-In Environment Information Device for Home, RV and Hotel From $35.98

2026 NEW Steadfast Haven CO Detector, 4-in-1 Indoor Status Display, HD Screen, Plug-In Environment Information Device for Home, RV and Hotel
Black, variant on 2026 NEW Steadfast Haven CO Detector, 4-in-1 Indoor Status Display, HD Screen, Plug-In Environment Information Device for Home, RV and Hotel
White, variant on 2026 NEW Steadfast Haven CO Detector, 4-in-1 Indoor Status Display, HD Screen, Plug-In Environment Information Device for Home, RV and Hotel
From$3598

2026 NEW Steadfast Haven CO Detector, 4-in-1 Indoor Status Display, HD Screen, Plug-In Environment Information Device for Home, RV and Hotel

6-in-1 Combustible Gas Detector,6 in 1 CO Smoke Combustible Alarm,Plug-in Portable Temperature Humidity Meter with LCD Display for Home,Kitchen,RV,Trave From $27.90

6-in-1 Combustible Gas Detector,6 in 1 CO Smoke Combustible Alarm,Plug-in Portable Temperature Humidity Meter with LCD Display for Home,Kitchen,RV,Trave
Black, variant on 6-in-1 Combustible Gas Detector,6 in 1 CO Smoke Combustible Alarm,Plug-in Portable Temperature Humidity Meter with LCD Display for Home,Kitchen,RV,Trave
White, variant on 6-in-1 Combustible Gas Detector,6 in 1 CO Smoke Combustible Alarm,Plug-in Portable Temperature Humidity Meter with LCD Display for Home,Kitchen,RV,Trave
From$2790

6-in-1 Combustible Gas Detector,6 in 1 CO Smoke Combustible Alarm,Plug-in Portable Temperature Humidity Meter with LCD Display for Home,Kitchen,RV,Trave

4.9 out of 5 stars
4.9 out of 5 Stars. 10 reviews

Kidde Hardwired Combination Smoke & Carbon Monoxide Alarm, AA Battery Backup, 5 in, Model 30CUAR From $66.00

Kidde Hardwired Combination Smoke & Carbon Monoxide Alarm, AA Battery Backup, 5 in, Model 30CUAR
Sponsored
From$6600

Kidde Hardwired Combination Smoke & Carbon Monoxide Alarm, AA Battery Backup, 5 in, Model 30CUAR

4.4 out of 5 stars
4.4 out of 5 Stars. 455 reviews

Black Friday Deal, 4-in-1 Gas Detector, Portable Rechargeable Multi-Gas Monitor Meter Tester with LCD Display & Vibration Alarm for CO/O2/H2S/EX, IP65 Dust & Water Resistant $99.99 Was $117.00

Black Friday Deal
4-in-1 Gas Detector, Portable Rechargeable Multi-Gas Monitor Meter Tester with LCD Display & Vibration Alarm for CO/O2/H2S/EX, IP65 Dust & Water Resistant
Sponsored
current price Now $99.99, Was $117.00

4-in-1 Gas Detector, Portable Rechargeable Multi-Gas Monitor Meter Tester with LCD Display & Vibration Alarm for CO/O2/H2S/EX, IP65 Dust & Water Resistant

4.2 out of 5 stars
4.2 out of 5 Stars. 5 reviews

Clearance, Fixdono High Sensitivity Natural Gas Detector, Plug-in Gas Monitor for Home Safety $16.99 Was $29.99

Clearance
Fixdono High Sensitivity Natural Gas Detector, Plug-in Gas Monitor for Home Safety
current price Now $16.99, Was $29.99

Fixdono High Sensitivity Natural Gas Detector, Plug-in Gas Monitor for Home Safety

4.3 out of 5 stars
4.3 out of 5 Stars. 87 reviews

Clearance, 4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces From $10.99

Clearance
4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
Black, variant on 4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
White, variant on 4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
From$1099

4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces

4 out of 5 stars
4 out of 5 Stars. 2 reviews

Portable Carbon Monoxide Detector, 4-in-1 CO CO2 Temperature Humidity Monitor with Flashlight & Magnetic Back, Rechargeable Gas Analyzer for Camping Home Car RV Travel From $21.29

Portable Carbon Monoxide Detector, 4-in-1 CO CO2 Temperature Humidity Monitor with Flashlight & Magnetic Back, Rechargeable Gas Analyzer for Camping Home Car RV Travel
White-CO+TH, variant on Portable Carbon Monoxide Detector, 4-in-1 CO CO2 Temperature Humidity Monitor with Flashlight & Magnetic Back, Rechargeable Gas Analyzer for Camping Home Car RV Travel
Green-CO+CO2+TH, variant on Portable Carbon Monoxide Detector, 4-in-1 CO CO2 Temperature Humidity Monitor with Flashlight & Magnetic Back, Rechargeable Gas Analyzer for Camping Home Car RV Travel
From$2129

Portable Carbon Monoxide Detector, 4-in-1 CO CO2 Temperature Humidity Monitor with Flashlight & Magnetic Back, Rechargeable Gas Analyzer for Camping Home Car RV Travel

5 out of 5 stars
5 out of 5 Stars. 3 reviews

Carbon One Safe 4 in 1 Detector, Multi-metric Indoor Monitor with High-Contrast Display, 85 Db Sound & Visual Alerts, Up to 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for Rvs & Home From $40.96

Carbon One Safe 4 in 1 Detector, Multi-metric Indoor Monitor with High-Contrast Display, 85 Db Sound & Visual Alerts, Up to 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for Rvs & Home
Black-1, variant on Carbon One Safe 4 in 1 Detector, Multi-metric Indoor Monitor with High-Contrast Display, 85 Db Sound & Visual Alerts, Up to 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for Rvs & Home
Silver-1, variant on Carbon One Safe 4 in 1 Detector, Multi-metric Indoor Monitor with High-Contrast Display, 85 Db Sound & Visual Alerts, Up to 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for Rvs & Home
Black-2, variant on Carbon One Safe 4 in 1 Detector, Multi-metric Indoor Monitor with High-Contrast Display, 85 Db Sound & Visual Alerts, Up to 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for Rvs & Home
Silver-2, variant on Carbon One Safe 4 in 1 Detector, Multi-metric Indoor Monitor with High-Contrast Display, 85 Db Sound & Visual Alerts, Up to 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for Rvs & Home
From$4096

Carbon One Safe 4 in 1 Detector, Multi-metric Indoor Monitor with High-Contrast Display, 85 Db Sound & Visual Alerts, Up to 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for Rvs & Home

Merano 6-in-1 Smoke,Gas & CO Detector,Digital Indoor Climate Meter, Home Temperature and Humidity Reader with Easy-to-Read Screen, Compact Room Environment Monitoring for Living Rooms, Offices

Merano 6-in-1 Smoke,Gas & CO Detector,Digital Indoor Climate Meter, Home Temperature and Humidity Reader with Easy-to-Read Screen, Compact Room Environment Monitoring for  Living Rooms, Offices

Merano 6-in-1 Smoke,Gas & CO Detector,Digital Indoor Climate Meter, Home Temperature and Humidity Reader with Easy-to-Read Screen, Compact Room Environment Monitoring for Living Rooms, Offices

High Precision 4-in-1 Gas Detector-Combustible & Toxic Hazardous Meter O2 CO H2S $100.35

High Precision 4-in-1 Gas Detector-Combustible & Toxic Hazardous Meter O2 CO H2S
current price $100.35

High Precision 4-in-1 Gas Detector-Combustible & Toxic Hazardous Meter O2 CO H2S

Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment Air Quality Tester $35.99

Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor  Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment  Air Quality Tester
current price $35.99

Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment Air Quality Tester

5 out of 5 stars
5 out of 5 Stars. 27 reviews

Home Use 18-in-1 Air Quality Monitor with CO2 PM2.5 Detection, Data Storage, White $29.35

Home Use 18-in-1 Air Quality Monitor with CO2 PM2.5 Detection, Data Storage, White
current price $29.35

Home Use 18-in-1 Air Quality Monitor with CO2 PM2.5 Detection, Data Storage, White

VEVOR Carbon Dioxide Monitoring Controller, Dual Outlets Carbon Dioxide Controller, CO2 Meter Monitor Day and Night Detection Feature, NDIR CO2 Sensor for Green House, Laboratories, Classrooms, Home $92.90 Was $137.90

VEVOR Carbon Dioxide Monitoring Controller, Dual Outlets Carbon Dioxide Controller, CO2 Meter Monitor Day and Night Detection Feature, NDIR CO2 Sensor for Green House, Laboratories, Classrooms, Home
Sponsored
current price Now $92.90, Was $137.90

VEVOR Carbon Dioxide Monitoring Controller, Dual Outlets Carbon Dioxide Controller, CO2 Meter Monitor Day and Night Detection Feature, NDIR CO2 Sensor for Green House, Laboratories, Classrooms, Home

Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester $39.99

Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester
Sponsored
current price $39.99

Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester

4 out of 5 stars
4 out of 5 Stars. 9 reviews

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 $59.99

TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel
current price Now $41.39, Was $59.99

TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel

4.5 out of 5 stars
4.5 out of 5 Stars. 27 reviews

Clearance, 6 in 1 Portable Air Quality Monitor with Large Screen Detects PM2.5 PM10 HCHO TVOC CO CO2 for Home Office Travel Was $19.10

Clearance
6 in 1 Portable Air Quality Monitor with Large Screen Detects PM2.5 PM10 HCHO TVOC CO CO2 for Home Office Travel

6 in 1 Portable Air Quality Monitor with Large Screen Detects PM2.5 PM10 HCHO TVOC CO CO2 for Home Office Travel

3.8 out of 5 stars
3.8 out of 5 Stars. 6 reviews

Universal Security Instruments 10-Year Battery Carbon & Natural Gas Alarm From $114.00

Universal Security Instruments 10-Year Battery Carbon & Natural Gas Alarm
Available in additional 4 options
From$11400

Universal Security Instruments 10-Year Battery Carbon & Natural Gas Alarm

4.9 out of 5 stars
4.9 out of 5 Stars. 16 reviews

Handheld Meter with Integrated Carry Clip, Digital Screen, Portable Carbon Monoxide Meter for Readings in Homes, Workshops and Storage Areas $29.68

Handheld Meter with Integrated Carry Clip, Digital Screen, Portable Carbon Monoxide Meter for Readings in Homes, Workshops and Storage Areas
current price $29.68

Handheld Meter with Integrated Carry Clip, Digital Screen, Portable Carbon Monoxide Meter for Readings in Homes, Workshops and Storage Areas

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 $23.49

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
Black, variant on 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
White, variant on 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$2349

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

4.5 out of 5 stars
4.5 out of 5 Stars. 2 reviews

Siterwell AA Battery Operated Carbon Monoxide Detector, Electrochemical sensor,Portable for Travel home,4-pack

Siterwell AA Battery Operated Carbon Monoxide Detector, Electrochemical sensor,Portable for Travel home,4-pack

Siterwell AA Battery Operated Carbon Monoxide Detector, Electrochemical sensor,Portable for Travel home,4-pack

4.6 out of 5 stars
4.6 out of 5 Stars. 156 reviews

X-Sense Smoke and Carbon Monoxide Detector, 10-Year Sealed Battery, 2-in-1 Alarm, Certified to UL 217 and UL 2034 Standards, Standalone Model, 1-Pack From $34.20

X-Sense Smoke and Carbon Monoxide Detector, 10-Year Sealed Battery, 2-in-1 Alarm, Certified to UL 217 and UL 2034 Standards, Standalone Model, 1-Pack
Available in additional 2 options
From$3420

X-Sense Smoke and Carbon Monoxide Detector, 10-Year Sealed Battery, 2-in-1 Alarm, Certified to UL 217 and UL 2034 Standards, Standalone Model, 1-Pack

Black Friday Deal, 4-in-1 Gas Detector, Portable Rechargeable Multi-Gas Monitor Meter Tester with LCD Display & Vibration Alarm for CO/O2/H2S/EX, IP65 Dust & Water Resistant $99.99 Was $117.00

Black Friday Deal
4-in-1 Gas Detector, Portable Rechargeable Multi-Gas Monitor Meter Tester with LCD Display & Vibration Alarm for CO/O2/H2S/EX, IP65 Dust & Water Resistant
current price Now $99.99, Was $117.00

4-in-1 Gas Detector, Portable Rechargeable Multi-Gas Monitor Meter Tester with LCD Display & Vibration Alarm for CO/O2/H2S/EX, IP65 Dust & Water Resistant

4.2 out of 5 stars
4.2 out of 5 Stars. 5 reviews

RYDCOT Gas Detector, Gas Monitor for H2S, CO, LEL and O2, with Vibration, Visual and Audible Alarms, Safety Explosion-Proof, for Work, Home From $20.89

RYDCOT Gas Detector, Gas Monitor for H2S, CO, LEL and O2, with Vibration, Visual and Audible Alarms, Safety Explosion-Proof, for Work, Home
Army Green, variant on RYDCOT Gas Detector, Gas Monitor for H2S, CO, LEL and O2, with Vibration, Visual and Audible Alarms, Safety Explosion-Proof, for Work, Home
Black, variant on RYDCOT Gas Detector, Gas Monitor for H2S, CO, LEL and O2, with Vibration, Visual and Audible Alarms, Safety Explosion-Proof, for Work, Home
From$2089

RYDCOT Gas Detector, Gas Monitor for H2S, CO, LEL and O2, with Vibration, Visual and Audible Alarms, Safety Explosion-Proof, for Work, Home

Smart Sensor Gas Analyzers, Handheld Carbon Monoxide Meter, Tester Monitor Detector Gauge LCD Display Sound Light Alarm ,Heavy Duty Build $72.29

Smart Sensor Gas Analyzers, Handheld Carbon Monoxide Meter, Tester Monitor Detector Gauge LCD Display Sound Light Alarm ,Heavy Duty Build
current price $72.29

Smart Sensor Gas Analyzers, Handheld Carbon Monoxide Meter, Tester Monitor Detector Gauge LCD Display Sound Light Alarm ,Heavy Duty Build

BPPEG Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Carbon Monoxide Tester portable carbon monoxide detector $39.94

BPPEG Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Carbon Monoxide Tester portable carbon monoxide detector
current price $39.94

BPPEG Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Carbon Monoxide Tester portable carbon monoxide detector

Thalyn Temperature Humidity Monitor Air Quality Monitor Indoor Outdoor Air Analyzer CO2 HCHO TVOC CO Detector with Noise Temperature Humidity Sensor LCD Color Screen for Home Office Car Classroom $16.81

Thalyn Temperature Humidity Monitor Air Quality Monitor Indoor Outdoor Air Analyzer CO2 HCHO TVOC CO Detector with Noise Temperature Humidity Sensor LCD Color Screen for Home Office Car Classroom
current price $16.81

Thalyn Temperature Humidity Monitor Air Quality Monitor Indoor Outdoor Air Analyzer CO2 HCHO TVOC CO Detector with Noise Temperature Humidity Sensor LCD Color Screen for Home Office Car Classroom

4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces From $15.32

4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
Black, variant on 4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
White, variant on 4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
From$1532

4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces

Nexvue 6-in-1 RV CO Detector, Multi-Metric Monitor with High-Contrast Display and 85 dB Sound & Visual Alerts, 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for RVs, Campers & Home From $40.96

Nexvue 6-in-1 RV CO Detector, Multi-Metric Monitor with High-Contrast Display and 85 dB Sound & Visual Alerts, 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for RVs, Campers & Home
1*Black, variant on Nexvue 6-in-1 RV CO Detector, Multi-Metric Monitor with High-Contrast Display and 85 dB Sound & Visual Alerts, 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for RVs, Campers & Home
1*Silver, variant on Nexvue 6-in-1 RV CO Detector, Multi-Metric Monitor with High-Contrast Display and 85 dB Sound & Visual Alerts, 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for RVs, Campers & Home
2*Black, variant on Nexvue 6-in-1 RV CO Detector, Multi-Metric Monitor with High-Contrast Display and 85 dB Sound & Visual Alerts, 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for RVs, Campers & Home
2*Silver, variant on Nexvue 6-in-1 RV CO Detector, Multi-Metric Monitor with High-Contrast Display and 85 dB Sound & Visual Alerts, 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for RVs, Campers & Home
From$4096

Nexvue 6-in-1 RV CO Detector, Multi-Metric Monitor with High-Contrast Display and 85 dB Sound & Visual Alerts, 8-Hour Backup, Plug-In or Magnetic Mount, One-Touch Test for RVs, Campers & Home

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 $33.98

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
Available in additional 3 options
From$3398

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

4.3 out of 5 stars
4.3 out of 5 Stars. 18 reviews

GJX Handheld Carbon Monoxide Detector With Digital LCD Display, Portable CO Gas Monitor 0-999PPM Range, Electrochemical Sensor Alarm for Home Kitchen Garage and Indoor Use, AAA Battery Powered $16.15

GJX Handheld Carbon Monoxide Detector With Digital LCD Display, Portable CO Gas Monitor 0-999PPM Range, Electrochemical Sensor Alarm for Home Kitchen Garage and Indoor Use, AAA Battery Powered
current price $16.15

GJX Handheld Carbon Monoxide Detector With Digital LCD Display, Portable CO Gas Monitor 0-999PPM Range, Electrochemical Sensor Alarm for Home Kitchen Garage and Indoor Use, AAA Battery Powered

VEVOR Carbon Dioxide Monitoring Controller, Dual Outlets Carbon Dioxide Controller, CO2 Meter Monitor Day and Night Detection Feature, NDIR CO2 Sensor for Green House, Laboratories, Classrooms, Home $92.90 Was $137.90

VEVOR Carbon Dioxide Monitoring Controller, Dual Outlets Carbon Dioxide Controller, CO2 Meter Monitor Day and Night Detection Feature, NDIR CO2 Sensor for Green House, Laboratories, Classrooms, Home
current price Now $92.90, Was $137.90

VEVOR Carbon Dioxide Monitoring Controller, Dual Outlets Carbon Dioxide Controller, CO2 Meter Monitor Day and Night Detection Feature, NDIR CO2 Sensor for Green House, Laboratories, Classrooms, Home

Carbon Multifunctional Air Quality Detector PM2.5 CO CO2 Temperature Humidity Air Quality Monitor

Carbon Multifunctional Air Quality Detector PM2.5 CO CO2 Temperature Humidity Air Quality Monitor

Carbon Multifunctional Air Quality Detector PM2.5 CO CO2 Temperature Humidity Air Quality Monitor

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FAQ

How do I know if I need a CO meter at home?

Having a carbon monoxide (CO) meter is a smart choice for most homes, especially if you use gas appliances, fireplaces, or have an attached garage. CO is a colorless, odorless gas that can build up indoors without warning. Consider a CO meter if:

  • You use gas stoves, heaters, or water heaters.
  • Your home has a fireplace or wood-burning stove.
  • There's an attached garage where cars are parked.

Even if you don't have these, a CO meter adds an extra layer of safety and peace of mind for your household.

Where should I place my carbon monoxide detector?

Proper placement helps your carbon monoxide detector work effectively. Here are some tips:

  • Install detectors on every level of your home, especially near sleeping areas.
  • Place them at least 5 feet above the floor, since CO is slightly lighter than air.
  • Avoid putting detectors right next to fuel-burning appliances or in bathrooms, as steam and fumes can cause false alarms.
  • If you have an attached garage, place a detector nearby to catch any CO that might enter your home.

Always follow the manufacturer's instructions for best results.

How do I test if my CO meter is working?

Testing your CO meter regularly helps ensure it's ready when you need it. To test:

  1. Press the "test" button on the device. You should hear a loud alarm if it's working.
  2. Check the display (if available) for any error messages or low battery warnings.
  3. Replace batteries as recommended, or check the power source for plug-in models.

It's a good idea to test your detector once a month. If the alarm doesn't sound or you notice any issues, consult the user manual or consider replacing the unit.

Can I use a CO meter while traveling or camping?

Yes, portable carbon monoxide meters are designed for travel and camping. They can help detect CO in:

  • RVs and campers
  • Tents with heaters
  • Hotel rooms with gas appliances

Look for compact, battery-powered models that are easy to pack. Always follow the manufacturer's safety guidelines, and remember that a CO meter adds an extra layer of protection when you're away from home.

What maintenance does a carbon monoxide detector need?

Regular maintenance keeps your carbon monoxide detector reliable. Here’s what you can do:

  • Test the alarm monthly using the test button.
  • Replace batteries as recommended, or check the power source for sealed or plug-in models.
  • Gently clean the unit with a dry cloth to remove dust.
  • Check the expiration date—most detectors need replacing every 5 to 10 years.

Following these steps can help your detector stay in good working order and provide ongoing peace of mind.

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