Skip to main content
.us
Hello Select your address
All
Select the department you want to search in
EN
Hello, sign in
Account & Lists
Returns & Orders
0
Cart
All
Disability Customer Support Best Sellers Amazon Basics Customer Service Today's Deals Prime New Releases Music Books Pharmacy Registry Amazon Home Fashion Kindle Books Gift Cards Toys & Games Sell Coupons Amazon Explore Automotive Computers Home Improvement Beauty & Personal Care Video Games Pet Supplies Health & Household Luxury Stores Smart Home Handmade Audible
Shop Halloween

1-48 of 281 results for "carbon monoxide detector"
Sort by:Featured

Protect your home and family from CO with Kidde
Shop Kidde
Best seller
Kidde Carbon Monoxide Detector, AC Plug-In with Battery Backup, CO Alarm with Replacement Alert
4.7 out of 5 stars. 23,768
Best seller
Kidde Nighthawk Carbon Monoxide Detector & Propane, Natural, & Explosive Gas Detector, AC-Plug-In with Battery Backup, Digital Display , White
4.6 out of 5 stars. 12,363
Kidde Battery Operated Carbon Monoxide Alarm with Digital Display
4.7 out of 5 stars. 15,371
Sponsored
RESULTS
Best Sellerin Indoor Air Quality Meters
Sponsored Ad - Amazon Smart Air Quality Monitor – Know your air, Works with Alexa– A Certified for Humans Device
Featured from our brands

Amazon Smart Air Quality Monitor – Know your air, Works with Alexa– A Certified for Humans Device

4.2 out of 5 stars 1,761
$69.99$69.99
FREE delivery Fri, Oct 28
Certified for Humans
Works with Alexa
Certified for Humans
Certified for Humans is smart home made easy. We certify products that are easy to connect to Alexa, reliable with automatic software updates and loved and highly rated by customers.

Works with Alexa
This product is certified by Amazon to work with Alexa. This product can be controlled with your voice through Alexa-enabled devices such as Amazon Echo and Amazon Tap.
Sponsored Ad - Jemay Portable Carbon Monoxide Detector Alarm,7-Year Life Replaceable Battery CO Alarm Detector with Digita...
SponsoredSponsored
You’re seeing this ad based on the product’s relevance to your search query.
Leave ad feedback

Jemay Portable Carbon Monoxide Detector Alarm,7-Year Life Replaceable Battery CO Alarm Detector with Digital LCD Display, 3 LED CO Detector for House and Bedroom,

4.3 out of 5 stars 35
$21.59$21.59 $34.99$34.99
Promotion Available
FREE delivery on $25 shipped by Amazon.
Sponsored Ad - Ecoey Carbon Monoxide Detectors , 7-Year Carbon Monoxide Detector Alarm Battery Powered with LCD Digital Di...
SponsoredSponsored
You’re seeing this ad based on the product’s relevance to your search query.
Leave ad feedback

Ecoey Carbon Monoxide Detectors , 7-Year Carbon Monoxide Detector Alarm Battery Powered with LCD Digital Display, CO Detector with Silence Function and Test Button, FJ128, 1 Pack

4.4 out of 5 stars 168
$19.99$19.99
8% coupon applied at checkoutSave 8% with coupon
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
Sponsored Ad - Ecoey Carbon Monoxide Detectors , Replaceable Battery-Operated CO Detector with Human Alarm Sounds and Test...
SponsoredSponsored
You’re seeing this ad based on the product’s relevance to your search query.
Leave ad feedback

Ecoey Carbon Monoxide Detectors , Replaceable Battery-Operated CO Detector with Human Alarm Sounds and Test Button, Carbon Monoxide Alarm for House and Bedroom, FJ127, 2 Packs

4.5 out of 5 stars 280
$29.99$29.99
5% coupon applied at checkoutSave 5% with coupon
FREE delivery Fri, Oct 28
Best Sellerin Carbon Monoxide Detectors
Kidde Carbon Monoxide Detector, AC Plug-In with Battery Backup, CO Alarm with Replacement Alert

Kidde Carbon Monoxide Detector, AC Plug-In with Battery Backup, CO Alarm with Replacement Alert

4.7 out of 5 stars 23,768
$21.90$21.90 $29.99$29.99
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
More Buying Choices
$17.00(44 new offers)
Amazon's Choicefor carbon monoxide detector
First Alert CO710 Carbon Monoxide Detector with 10-Year Battery and Digital Temperature Display , White

First Alert CO710 Carbon Monoxide Detector with 10-Year Battery and Digital Temperature Display , White

4.7 out of 5 stars 2,465
$25.49$25.49
FREE delivery Fri, Oct 28
More Buying Choices
$20.14(10 used & new offers)
FIRST ALERT Carbon Monoxide Detector, No Outlet Required, Battery Operated, 2-Pack, CO400

FIRST ALERT Carbon Monoxide Detector, No Outlet Required, Battery Operated, 2-Pack, CO400

4.7 out of 5 stars 15,181
Limited time deal
$26.99$26.99 $29.99$29.99
FREE delivery
Highly rated
Sponsored | Based on star rating and number of customer ratings
  1. Sponsored Ad - X-Sense Carbon Monoxide Detector Alarm with Digital LCD Display, Replaceable Battery CO Alarm Detector with...

    X-Sense Carbon Monoxide Detector Alarm with Digital LCD Display, Replaceable Battery CO Alarm Detector with Peak Value Memory, XC01-R

    4.6 out of 5 stars 1,823
    $29.99$29.99 $39.99$39.99
    $4.00 coupon applied at checkoutSave $4.00 with coupon
  2. Sponsored Ad - 3 Pack Combination Smoke and Carbon Monoxide Detector Battery Operated, Travel Portable Photoelectric Fire&...

    3 Pack Combination Smoke and Carbon Monoxide Detector Battery Operated, Travel Portable Photoelectric Fire&Co Alarm for Home, Kitchen

    4.2 out of 5 stars 664
    $48.99$48.99
    10% coupon applied at checkoutSave 10% with coupon
  3. Sponsored Ad - Handheld Carbon Monoxide Meter, Portable CO Gas Detector, Gas Tester with 0~1000ppm Range, 1PPM Resolution(...

    Handheld Carbon Monoxide Meter, Portable CO Gas Detector, Gas Tester with 0~1000ppm Range, 1PPM Resolution(Battery NOT Included)

    4.2 out of 5 stars 575
    $39.95$39.95 $59.95$59.95
  4. Sponsored Ad - FIRST ALERT Plug-In Carbon Monoxide Detector with Battery Backup, 3-Pack, CO605

    FIRST ALERT Plug-In Carbon Monoxide Detector with Battery Backup, 3-Pack, CO605

    4.7 out of 5 stars 13,917
    $53.97$53.97 $135.99$135.99
  5. Sponsored Ad - Carbon Monoxide Alarm Detector - with Digital LCD Display and Voice Warning Battery powered

    Carbon Monoxide Alarm Detector - with Digital LCD Display and Voice Warning Battery powered

    4.4 out of 5 stars 2,784
    $20.49$20.49 $26.00$26.00
Debug info copied.
Group 5 Created with Sketch.
Kidde Nighthawk Carbon Monoxide Detector & Propane, Natural, & Explosive Gas Detector, AC-Plug-In with Battery Backup, Dig...
Kidde Nighthawk Carbon Monoxide Detector & Propane, Natural, & Explosive Gas Detector, AC-Plug-In with Battery Backup, Dig...
Sponsored

Kidde Nighthawk Carbon Monoxide Detector & Propane, Natural, & Explosive Gas Detector, AC-Plug-In with Battery Backup, Digital Display , White

4.6 out of 5 stars 12,363
$45.67$45.67 $59.97$59.97
FREE delivery Sat, Oct 29
Or fastest delivery Fri, Oct 28
Only 10 left in stock - order soon.
Articles related to your search
  1. Bob Vila
    The Best Carbon Monoxide Detectors
    Protect your home from this silent danger with a not-so-silent alarm.
    Read full article
  2. Mattress Advisor
    Best Carbon Monoxide Detectors
    In order to calm your mind and sleep soundly, we recommend checking carbon monoxide exposure of your list of worries. With a carbon monoxide detector, you'll no longer have to wonder "what if." Listed here are the best carbon monoxide detectors.
    Read full article
  3. Popular Mechanics
    Best Carbon Monoxide Detectors to Protect You and Your Family
    A carbon monoxide detector can save your family from being poisoned by the odorless, colorless gas that leaks from everyday household items, such as power generators, dryer vents, and gas and wood-burning fireplaces. Every year in the U.S., more than 400 people die from accidental carbon monoxide poisoning and another 50,000 visit an emergency room for treatment, according to the Centers for Disease Control and Prevention.
    Read full article
  4. The Spruce
    The Best Carbon Monoxide Alarms
    Carbon monoxide is a serious safety concern for homeowners, especially those with gas appliances or hookups in their house. Because carbon monoxide is a colorless, odorless gas that can be deadly, testing for carbon monoxide is a must-do. The most important thing to look for in a quality detector is its ability to detect carbon monoxide in the environment. You can also look for a unit to detect additional threats, such as smoke or fire. Here are the best carbon monoxide alarms to ensure that your home stays safe and you stay alert.
    Read full article
  5. This Old House
    The Best Carbon Monoxide Detector
    Carbon monoxide can be life threatening if you’re exposed to a high level of it for an extended period of time. Our team has written this review on the best carbon monoxide detectors to protect you.
    Read full article
MORE RESULTS
Kidde Carbon Monoxide Detector, Battery Powered with LED Lights, CO Alarm

Kidde Carbon Monoxide Detector, Battery Powered with LED Lights, CO Alarm

4.7 out of 5 stars 25,757
$18.39$18.39 $19.99$19.99
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
More Buying Choices
$18.29(12 used & new offers)
Jemay 2 Pack CO Detector,7-Year Life Replaceable Lithium Battery Carbon Monoxide Detector, CO Alarm with LCD Digital Displ...

Jemay 2 Pack CO Detector,7-Year Life Replaceable Lithium Battery Carbon Monoxide Detector, CO Alarm with LCD Digital Display,3 LED Lights Carbon Monoxide Alarm for House and Car

4.4 out of 5 stars 13
Limited time deal
$31.91$31.91 $39.89$39.89
Promotion Available
FREE delivery
Kidde Nighthawk Carbon Monoxide Detector, AC-Plug-In with Battery Backup, Digital Display

Kidde Nighthawk Carbon Monoxide Detector, AC-Plug-In with Battery Backup, Digital Display

4.7 out of 5 stars 23,582
$33.79$33.79
FREE delivery Fri, Oct 28
More Buying Choices
$23.67(27 used & new offers)
Kidde Battery Operated Carbon Monoxide Alarm with Digital Display

Kidde Battery Operated Carbon Monoxide Alarm with Digital Display

4.7 out of 5 stars 15,371
$22.67$22.67 $26.68$26.68
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
Carbon Monoxide Detector Alarm, GLBSUNION Digital Display Carbon Monoxide CO Alarm Beep Warning for Basement Travel Home O...

Carbon Monoxide Detector Alarm, GLBSUNION Digital Display Carbon Monoxide CO Alarm Beep Warning for Basement Travel Home Office Kitchen Bedroom Living Room Hotel Garage, Comply with UL 2034, 1-Pack

4.5 out of 5 stars 60
$14.99$14.99
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
Carbon Monoxide Detector ,CO Gas Monitor Alarm Detector Complies with UL 2034 Standards ,CO Sensor with LED Digital Displa...

Carbon Monoxide Detector ,CO Gas Monitor Alarm Detector Complies with UL 2034 Standards ,CO Sensor with LED Digital Display for Home,Depot,Battery Powered

4.4 out of 5 stars 497
$12.89$12.89 $14.49$14.49
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
Carbon Monoxide Detector, Replaceable Battery-Operated Carbon Monoxide Alarm Detectors with Digital Display & LED Lights,U...

Carbon Monoxide Detector, Replaceable Battery-Operated Carbon Monoxide Alarm Detectors with Digital Display & LED Lights,UL Listed CO Alarm Device for Kitchen Bathroom Bedroom Coal Stove

3.8 out of 5 stars 47
$12.99$12.99
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
Carbon Monoxide Detector,CO Alarm Detector with Digital Display and Sound Alarm for Home 2pcs

Carbon Monoxide Detector,CO Alarm Detector with Digital Display and Sound Alarm for Home 2pcs

4.5 out of 5 stars 120
$21.99$21.99
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
Only 16 left in stock - order soon.
Best Sellerin Smoke & Carbon Monoxide Alarms
Kidde Smoke & Carbon Monoxide Detector, Battery Powered, Combination Smoke & CO Alarm, Voice Alert

Kidde Smoke & Carbon Monoxide Detector, Battery Powered, Combination Smoke & CO Alarm, Voice Alert

4.7 out of 5 stars 30,183
$30.00$30.00 $44.99$44.99
FREE delivery Fri, Oct 28
Sponsored Ad - Lunarlipes Handheld Carbon Monoxide Meter, Portable CO Gas Detector, CO Gas Tester with LCD Dacklit Displa...
SponsoredSponsored
You’re seeing this ad based on the product’s relevance to your search query.
Leave ad feedback

Lunarlipes Handheld Carbon Monoxide Meter, Portable CO Gas Detector, CO Gas Tester with LCD Dacklit Display, 0-1000PPM High Precision 1PPM Resolution (Battery Not Included)

4.3 out of 5 stars 185
$37.99$37.99
5% coupon applied at checkoutSave 5% with coupon
FREE delivery
Sponsored Ad - HAOTESITE Carbon Monoxide Detector,Plug-in Type CO Alarm Monitor with Digital Display & Sound & Light Warni...
SponsoredSponsored
You’re seeing this ad based on the product’s relevance to your search query.
Leave ad feedback

HAOTESITE Carbon Monoxide Detector,Plug-in Type CO Alarm Monitor with Digital Display & Sound & Light Warning for Home/Travel

4.8 out of 5 stars 8
$32.29$32.29
FREE delivery Fri, Oct 28
Only 18 left in stock - order soon.
Sponsored Ad - GZAIR SA103 Portable Carbon Monoxide Gas CO Detector for Home & Industry Safety, , Traveling Tent, Stove He...
SponsoredSponsored
You’re seeing this ad based on the product’s relevance to your search query.
Leave ad feedback

GZAIR SA103 Portable Carbon Monoxide Gas CO Detector for Home & Industry Safety, , Traveling Tent, Stove Heating, Vehicles and Other confined Spaces

4.6 out of 5 stars 92
$116.00$116.00
FREE delivery Fri, Oct 28
Only 12 left in stock - order soon.
Sponsored Ad - X-Sense Carbon Monoxide Detector Alarm with Digital LCD Display, Replaceable Battery CO Alarm Detector with...
SponsoredSponsored
You’re seeing this ad based on the product’s relevance to your search query.
Leave ad feedback

X-Sense Carbon Monoxide Detector Alarm with Digital LCD Display, Replaceable Battery CO Alarm Detector with Peak Value Memory, XC01-R

4.6 out of 5 stars 1,823
$29.99$29.99 $39.99$39.99
$4.00 coupon applied at checkoutSave $4.00 with coupon
FREE delivery Fri, Oct 28
First Alert CO605 Plug-In Carbon Monoxide Detector with Battery Backup , White

First Alert CO605 Plug-In Carbon Monoxide Detector with Battery Backup , White

4.7 out of 5 stars 13,917
$17.99$17.99 $46.99$46.99
FREE delivery on $25 shipped by Amazon.
Usually ships within 1 to 4 weeks.
Handheld Carbon Monoxide Meter, Portable CO Gas Detector, Gas Tester with 0~1000ppm Range, 1PPM Resolution(Battery NOT Inc...

Handheld Carbon Monoxide Meter, Portable CO Gas Detector, Gas Tester with 0~1000ppm Range, 1PPM Resolution(Battery NOT Included)

4.2 out of 5 stars 575
$39.95$39.95 $59.95$59.95
FREE delivery Fri, Oct 28
FIRST ALERT Carbon Monoxide Alarm | BRK CO250 Battery Operated Carbon Monoxide Detector With 9-Volt Battery & Two Silence ...

FIRST ALERT Carbon Monoxide Alarm | BRK CO250 Battery Operated Carbon Monoxide Detector With 9-Volt Battery & Two Silence Features

4.7 out of 5 stars 1,183
$22.01$22.01 $36.99$36.99
FREE delivery Oct 26 - 27
Only 4 left in stock - order soon.
More Buying Choices
$21.50(21 new offers)
Best Sellerin Gas Detectors & Alarms
Kidde Nighthawk Carbon Monoxide Detector & Propane, Natural, & Explosive Gas Detector, AC-Plug-In with Battery Backup, Dig...

Kidde Nighthawk Carbon Monoxide Detector & Propane, Natural, & Explosive Gas Detector, AC-Plug-In with Battery Backup, Digital Display , White

4.6 out of 5 stars 12,363
$45.67$45.67 $59.97$59.97
FREE delivery Sat, Oct 29
Only 10 left in stock - order soon.
More Buying Choices
$45.57(15 used & new offers)
3 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Battery Operated with Digital Display (White)

3 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Battery Operated with Digital Display (White)

4.4 out of 5 stars 357
$52.99$52.99
10% coupon applied at checkoutSave 10% with coupon
FREE delivery Fri, Oct 28
X-Sense Carbon Monoxide Detector Alarm with Digital LCD Display, Replaceable Battery CO Alarm Detector with Peak Value Mem...

X-Sense Carbon Monoxide Detector Alarm with Digital LCD Display, Replaceable Battery CO Alarm Detector with Peak Value Memory, XC01-R

4.6 out of 5 stars 1,823
$29.99$29.99 $39.99$39.99
$4.00 coupon applied at checkoutSave $4.00 with coupon
FREE delivery Fri, Oct 28
More Buying Choices
$26.52(3 used & new offers)
X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display

X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display

4.7 out of 5 stars 2,796
Limited time deal
$29.99$29.99 $39.99$39.99
FREE delivery Fri, Oct 28
More Buying Choices
$25.63(9 used & new offers)
3 Pack Combination Smoke and Carbon Monoxide Detector Battery Operated, Portable Smoke and Co Alarm for Home Bedroom Travel

3 Pack Combination Smoke and Carbon Monoxide Detector Battery Operated, Portable Smoke and Co Alarm for Home Bedroom Travel

4.5 out of 5 stars 820
$43.99$43.99 $48.99$48.99
5% coupon applied at checkoutSave 5% with coupon
FREE delivery Fri, Oct 28
More Buying Choices
$42.56(2 used & new offers)
First Alert CO615 Plug-in Alarm with Battery Backup and Digital Display (1 Pack), White

First Alert CO615 Plug-in Alarm with Battery Backup and Digital Display (1 Pack), White

4.6 out of 5 stars 6,758
$34.99$34.99 $67.99$67.99
FREE delivery Fri, Oct 28
More Buying Choices
$33.21(12 used & new offers)
3 Packs Carbon Monoxide Detectors - Hembisen Carbon Monoxide Detector Plug in Type CO Alarm Monitor with Digital Display, ...

3 Packs Carbon Monoxide Detectors - Hembisen Carbon Monoxide Detector Plug in Type CO Alarm Monitor with Digital Display, Accurate & Easy to Read, for Home/Kitchen/Hotel/Bedroom (White)

4.3 out of 5 stars 42
$69.21$69.21
Join Prime to buy this item at $58.83
FREE delivery Fri, Oct 28
Kidde Nighthawk Carbon Monoxide Detector, AC-Plug-In with Battery Backup, Digital Display, Pack of 2

Kidde Nighthawk Carbon Monoxide Detector, AC-Plug-In with Battery Backup, Digital Display, Pack of 2

4.7 out of 5 stars 298
$68.99$68.99
FREE delivery Wed, Oct 26
More Buying Choices
$68.55(4 new offers)

Another way to buy
$70.22$70.22
FREE delivery Fri, Oct 28
Carbon Monoxide Detector 3 Pack CO Alarm Detector (Not Hardwired) Battery Operated for House, Bedroom, Living Room, Garage

Carbon Monoxide Detector 3 Pack CO Alarm Detector (Not Hardwired) Battery Operated for House, Bedroom, Living Room, Garage

4.7 out of 5 stars 49
$41.99$41.99
5% coupon applied at checkoutSave 5% with coupon
FREE delivery Fri, Oct 28
Only 3 left in stock - order soon.
Sponsored Ad - Handheld Carbon Monoxide Meter, Portable CO Gas Detector, Gas Tester with 0~1000ppm Range, 1PPM Resolution(...
SponsoredSponsored
You’re seeing this ad based on the product’s relevance to your search query.
Leave ad feedback

Handheld Carbon Monoxide Meter, Portable CO Gas Detector, Gas Tester with 0~1000ppm Range, 1PPM Resolution(Battery NOT Included)

4.2 out of 5 stars 575
$39.95$39.95 $59.95$59.95
FREE delivery Fri, Oct 28
Sponsored Ad - Siterwell 2pcs Carbon Monoxide Detector CO Detector Alarm 7-Year Battery Operated with Test and Silence Fun...
SponsoredSponsored
You’re seeing this ad based on the product’s relevance to your search query.
Leave ad feedback

Siterwell 2pcs Carbon Monoxide Detector CO Detector Alarm 7-Year Battery Operated with Test and Silence Function Low Battery Warning Figaro Sensor UL2034 Listed, GS811

4.4 out of 5 stars 55
$34.99$34.99
10% coupon applied at checkoutSave 10% with coupon
FREE delivery Fri, Oct 28
Sponsored Ad - X-Sense 2-in-1 Smoke and Carbon Monoxide Detector Alarm (Not Hardwired), 10-Year Battery-Operated Dual Sens...
SponsoredSponsored
You’re seeing this ad based on the product’s relevance to your search query.
Leave ad feedback

X-Sense 2-in-1 Smoke and Carbon Monoxide Detector Alarm (Not Hardwired), 10-Year Battery-Operated Dual Sensor Fire & CO Alarm, Compliant with UL 217 & UL 2034 Standards, SC06

4.7 out of 5 stars 2,339
$37.99$37.99
$3.00 coupon applied at checkoutSave $3.00 with coupon
FREE delivery Fri, Oct 28
Sponsored Ad - AEGISLINK Wi-Fi Combination Smoke and Carbon Monoxide Detector with LCD Display & Replaceable Battery, Comp...
SponsoredSponsored
You’re seeing this ad based on the product’s relevance to your search query.
Leave ad feedback

AEGISLINK Wi-Fi Combination Smoke and Carbon Monoxide Detector with LCD Display & Replaceable Battery, Compatible with TuyaSmart & Smart Life App, SC-WF240

3.9 out of 5 stars 41
$38.99$38.99
25% coupon applied at checkoutSave 25% with coupon
FREE delivery Fri, Oct 28
Carbon Monoxide Detectors - Hembisen CO Alarm Detector Monitor Battery Operated with Digital Display for House Kitchen Res...

Carbon Monoxide Detectors - Hembisen CO Alarm Detector Monitor Battery Operated with Digital Display for House Kitchen Restaurant Hotel Office

4.4 out of 5 stars 48
$15.99$15.99
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
Vzmcov Plug in Type Carbon Monoxide Detector Alarm, Vzmcov CO Detector Monitor with LED Digital Display and Voice Alert fo...

Vzmcov Plug in Type Carbon Monoxide Detector Alarm, Vzmcov CO Detector Monitor with LED Digital Display and Voice Alert for Home Basement Kitchen Office Hotel Garage Bedroom Living Room Bedroom

4.5 out of 5 stars 51
$24.99$24.99
Join Prime to buy this item at $22.49
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
Carbon Monoxide Detectors, 2pcs CO Alarm Detector, Carbon Monoxide Alarm with LCD Digital Display (Batteries NOT Included)

Carbon Monoxide Detectors, 2pcs CO Alarm Detector, Carbon Monoxide Alarm with LCD Digital Display (Batteries NOT Included)

5.0 out of 5 stars 1
$25.90$25.90
FREE delivery Nov 14 - Dec 6
First Alert SCO7CN Combination Smoke and Carbon Monoxide Detector with Voice and Location, Battery Operated , White

First Alert SCO7CN Combination Smoke and Carbon Monoxide Detector with Voice and Location, Battery Operated , White

4.7 out of 5 stars 2,294
$51.99$51.99
FREE delivery Fri, Oct 28
More Buying Choices
$20.00(4 used & new offers)
Lunarlipes Handheld Carbon Monoxide Meter, Portable CO Gas Detector, CO Gas Tester with LCD Dacklit Display, 0-1000PPM Hig...

Lunarlipes Handheld Carbon Monoxide Meter, Portable CO Gas Detector, CO Gas Tester with LCD Dacklit Display, 0-1000PPM High Precision 1PPM Resolution (Battery Not Included)

4.3 out of 5 stars 185
$37.99$37.99
5% coupon applied at checkoutSave 5% with coupon
FREE delivery
3 Pack Combination Smoke and Carbon Monoxide Detector Battery Operated, with Display,Battery Operated,White

3 Pack Combination Smoke and Carbon Monoxide Detector Battery Operated, with Display,Battery Operated,White

4.6 out of 5 stars 417
$42.99$42.99 $46.99$46.99
5% coupon applied at checkoutSave 5% with coupon
FREE delivery Fri, Oct 28
More Buying Choices
$42.56(2 used & new offers)
Smoke and Carbon Monoxide Detector Combo with Sound Warning and LCD Display Battery Powered CO Smoke Alarm Detector, 3 Pac...

Smoke and Carbon Monoxide Detector Combo with Sound Warning and LCD Display Battery Powered CO Smoke Alarm Detector, 3 Pack (AA Battery Not Include)

4.6 out of 5 stars 242
$52.99$52.99
5% coupon applied at checkoutSave 5% with coupon
FREE delivery Fri, Oct 28
More Buying Choices
$50.89(2 used & new offers)
Plug-in Type Carbon Monoxide Alarm, CO Detector Monitor with LED Digital Display and Voice Alert for Home/Kitchen/Bedroom,...

Plug-in Type Carbon Monoxide Alarm, CO Detector Monitor with LED Digital Display and Voice Alert for Home/Kitchen/Bedroom,UL2034 - 2 Pack

$42.98$42.98
FREE delivery Fri, Oct 28
Smoke Detector and Carbon Monoxide Detector Battery Powered with Test/Reset Button 2 Pack

Smoke Detector and Carbon Monoxide Detector Battery Powered with Test/Reset Button 2 Pack

4.5 out of 5 stars 662
Limited time deal
$33.99$33.99 $39.99$39.99
FREE delivery Fri, Oct 28
Cqlunuoly Carbon Monoxide Detectors Battery Powered Portable Carbon Monoxide Alarm Rings Carbon Monoxide Detectors Digital...

Cqlunuoly Carbon Monoxide Detectors Battery Powered Portable Carbon Monoxide Alarm Rings Carbon Monoxide Detectors Digital Display Co Alarm Monitor for Home with UL2034

3.8 out of 5 stars 14
$12.99$12.99 $13.89$13.89
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
Ecoey Carbon Monoxide Detector , Replaceable Battery-Operated CO Detector with Human Alarm Sounds and Test Button, Carbon ...

Ecoey Carbon Monoxide Detector , Replaceable Battery-Operated CO Detector with Human Alarm Sounds and Test Button, Carbon Monoxide Alarm for House and Bedroom, FJ127, 1 Pack

4.5 out of 5 stars 280
$16.99$16.99 $17.99$17.99
5% coupon applied at checkoutSave 5% with coupon
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
Carbon Monoxide Detectors, Portable CO Alarm Detector Device with LCD Digital Display for Travel Home, UL Listed Carbon Mo...

Carbon Monoxide Detectors, Portable CO Alarm Detector Device with LCD Digital Display for Travel Home, UL Listed Carbon Monoxide Alarm with Electrochemical Sensor, Battery Powered

3.5 out of 5 stars 4
$16.99$16.99
8% coupon applied at checkoutSave 8% with coupon
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
Only 11 left in stock - order soon.
X-Sense Carbon Monoxide Detector Alarm, Replaceable Battery-Operated CO Alarm Detector with Digital Display, CO03B

X-Sense Carbon Monoxide Detector Alarm, Replaceable Battery-Operated CO Alarm Detector with Digital Display, CO03B

4.7 out of 5 stars 1,542
$25.99$25.99
Join Prime to buy this item at $19.99
FREE delivery Fri, Oct 28
3 Pack Smoke and Carbon Monoxide Detector Powered by Battery with Digital Display, Dual Alarm Sensor of Smoke and CO,Easy ...

3 Pack Smoke and Carbon Monoxide Detector Powered by Battery with Digital Display, Dual Alarm Sensor of Smoke and CO,Easy to Install

4.4 out of 5 stars 529
$51.99$51.99
5% coupon applied at checkoutSave 5% with coupon
FREE delivery Fri, Oct 28
Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Battery Operated , White - S3000BWES

Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Battery Operated , White - S3000BWES

4.6 out of 5 stars 7,411
$113.00$113.00 $119.00$119.00
FREE delivery Oct 27 - 31
More Buying Choices
$108.37(23 used & new offers)

Another way to buy
$119.00$119.00
FREE delivery Fri, Oct 28
Jemay Portable Carbon Monoxide Detector Alarm,7-Year Life Replaceable Battery CO Alarm Detector with Digital LCD Display, ...

Jemay Portable Carbon Monoxide Detector Alarm,7-Year Life Replaceable Battery CO Alarm Detector with Digital LCD Display, 3 LED CO Detector for House and Bedroom,

4.3 out of 5 stars 35
$21.59$21.59 $34.99$34.99
Promotion Available
FREE delivery on $25 shipped by Amazon.
Kidde Carbon Monoxide Detector with Long-Life Lithium Battery, Digital Display, 3 LEDs

Kidde Carbon Monoxide Detector with Long-Life Lithium Battery, Digital Display, 3 LEDs

4.7 out of 5 stars 427
$41.99$41.99 $44.51$44.51
FREE delivery Wed, Oct 26
2 Pack 10 Year Battery Operated Smoke and Carbon Monoxide Detector, Portable Fire Co Alarm for Home and Kitchen (White)

2 Pack 10 Year Battery Operated Smoke and Carbon Monoxide Detector, Portable Fire Co Alarm for Home and Kitchen (White)

4.4 out of 5 stars 1,063
$40.99$40.99
8% coupon applied at checkoutSave 8% with coupon
FREE delivery Fri, Oct 28
Koabbit Carbon Monoxide Detector - Plug in CO Level Monitor Alarm with Digital Display Sound & Light Warning for Home/Apar...

Koabbit Carbon Monoxide Detector - Plug in CO Level Monitor Alarm with Digital Display Sound & Light Warning for Home/Apartments/Hotel,Accurate & Easy to Install (White)

4.7 out of 5 stars 87
$26.43$26.43
Join Prime to buy this item at $23.79
FREE delivery Fri, Oct 28
Smoke and CO Alarm Detector Combo Unit Battery Operated

Smoke and CO Alarm Detector Combo Unit Battery Operated

4.3 out of 5 stars 1,708
$22.79$22.79 $25.95$25.95
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
PETRICOR Smoke and Carbon Monoxide Alarm Detector with Photoelectric Sensor, LCD Display, Battery Operated. Home Fire & CO...

PETRICOR Smoke and Carbon Monoxide Alarm Detector with Photoelectric Sensor, LCD Display, Battery Operated. Home Fire & CO Alarms Detector (Not Hardwired) 1 Pack.

4.5 out of 5 stars 225
Save 9%
$19.88$19.88 $21.88$21.88
Lowest price in 30 days
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
HAOKESITE Carbon Monoxide Detectors Plug in Wall Portable Carbon Monoxide Detector for Travel CO Alarm with LED Digital Di...

HAOKESITE Carbon Monoxide Detectors Plug in Wall Portable Carbon Monoxide Detector for Travel CO Alarm with LED Digital Display Voice Light Plug and Play

$24.99$24.99
10% coupon applied at checkoutSave 10% with coupon
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
WESHLGD Plug-in Type Carbon Monoxide Alarm, CO Detector Monitor with LED Digital Display and Voice Alert for Home/Kitchen...

WESHLGD Plug-in Type Carbon Monoxide Alarm, CO Detector Monitor with LED Digital Display and Voice Alert for Home/Kitchen -1 Pack

4.6 out of 5 stars 192
$24.98$24.98 $26.98$26.98
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
Combination Smoke and Carbon Monoxide Detector with Display, Battery Operated Smoke CO Alarm Detector

Combination Smoke and Carbon Monoxide Detector with Display, Battery Operated Smoke CO Alarm Detector

4.4 out of 5 stars 430
$20.99$20.99
5% coupon applied at checkoutSave 5% with coupon
FREE delivery Fri, Oct 28 on $25 of items shipped by Amazon
Debug info copied.
Group 5 Created with Sketch.
Smoke Detector Carbon Monoxide Detector Combo, 10-Year Product Life, Smoke and Carbon Monoxide Detector, Battery Operated,...
Smoke Detector Carbon Monoxide Detector Combo, 10-Year Product Life, Smoke and Carbon Monoxide Detector, Battery Operated,...
Sponsored

Smoke Detector Carbon Monoxide Detector Combo, 10-Year Product Life, Smoke and Carbon Monoxide Detector, Battery Operated, Voice Alert

4.0 out of 5 stars 19
$32.99$32.99 $35.99$35.99
25% coupon applied at checkoutSave 25% with coupon
FREE delivery Fri, Oct 28
Or fastest delivery Wed, Oct 26
Previous123...6Next

Brands related to your search
Sponsored
Protect your home and family from CO with Kidde
Expertmonitor for Air Quality Home
Your Trusted Home Safety Innovator
USA NIST Calibrated Gas Detectors
Need help?
Visit the help section or contact us
Go back to filtering menu
Skip to main search results
Eligible for Free Shipping
  • Free Shipping by Amazon
    All customers get FREE Shipping on orders over $25 shipped by Amazon
Department
  • Fire Safety
  • Carbon Monoxide Detectors
  • Smoke & Carbon Monoxide Alarms
  • Household Sensors & Alarms
  • Gas Detectors & Alarms
Customer Reviews
  • 4 Stars & Up & Up
  • 3 Stars & Up & Up
  • 2 Stars & Up & Up
  • 1 Star & Up & Up
Brands
  • Kidde
  • FIRST ALERT
  • X-Sense
  • Ecoey
  • SITERWELL
  • siterlink
  • Vzmcov
    • HATHEPHS
    See more
Price
  • Up to $25
  • $25 to $50
  • $50 to $100
  • $100 to $200
  • $200 & above
  • $ $ Go
Deals & Discounts
  • All Discounts
  • Today's Deals
Tools & Home Improvement Product Color
Subscription Options
  • Subscribe & Save Eligible
International Shipping
  • International Shipping Eligible
Condition
  • New
  • Used
Availability
  • Include Out of Stock
Sponsored
Sponsored

Your recently viewed items and featured recommendations
›
View or edit your browsing history
After viewing product detail pages, look here to find an easy way to navigate back to pages you are interested in.

Back to top
Get to Know Us
  • Careers
  • Amazon Newsletter
  • About Amazon
  • Sustainability
  • Press Center
  • Investor Relations
  • Amazon Devices
  • Amazon Science
Make Money with Us
  • Sell products on Amazon
  • Sell apps on Amazon
  • Supply to Amazon
  • Become an Affiliate
  • Become a Delivery Driver
  • Start a package delivery business
  • Advertise Your Products
  • Self-Publish with Us
  • Host an Amazon Hub
  • ›See More Ways to Make Money
Amazon Payment Products
  • Amazon Rewards Visa Signature Cards
  • Amazon Store Card
  • Amazon Secured Card
  • Amazon Business Card
  • Shop with Points
  • Credit Card Marketplace
  • Reload Your Balance
  • Amazon Currency Converter
Let Us Help You
  • Amazon and COVID-19
  • Your Account
  • Your Orders
  • Shipping Rates & Policies
  • Amazon Prime
  • Returns & Replacements
  • Manage Your Content and Devices
  • Your Recalls and Product Safety Alerts
  • Amazon Assistant
  • Help
EnglishChoose a language for shopping.
United StatesChoose a country/region for shopping.
Amazon Music
Stream millions
of songs
Amazon Advertising
Find, attract, and
engage customers
Amazon Drive
Cloud storage
from Amazon
6pm
Score deals
on fashion brands
AbeBooks
Books, art
& collectibles
ACX
Audiobook Publishing
Made Easy
Sell on Amazon
Start a Selling Account
 
Amazon Business
Everything For
Your Business
Amazon Fresh
Groceries & More
Right To Your Door
AmazonGlobal
Ship Orders
Internationally
Home Services
Experienced Pros
Happiness Guarantee
Amazon Ignite
Sell your original
Digital Educational
Resources
Amazon Web Services
Scalable Cloud
Computing Services
Audible
Listen to Books & Original
Audio Performances
 
Book Depository
Books With Free
Delivery Worldwide
Box Office Mojo
Find Movie
Box Office Data
ComiXology
Thousands of
Digital Comics
DPReview
Digital
Photography
Fabric
Sewing, Quilting
& Knitting
Goodreads
Book reviews
& recommendations
IMDb
Movies, TV
& Celebrities
 
IMDbPro
Get Info Entertainment
Professionals Need
Kindle Direct Publishing
Indie Digital & Print Publishing
Made Easy
Amazon Photos
Unlimited Photo Storage
Free With Prime
Prime Video Direct
Video Distribution
Made Easy
Shopbop
Designer
Fashion Brands
Amazon Warehouse
Great Deals on
Quality Used Products
Whole Foods Market
America’s Healthiest
Grocery Store
 
Woot!
Deals and
Shenanigans
Zappos
Shoes &
Clothing
Ring
Smart Home
Security Systems
eero WiFi
Stream 4K Video
in Every Room
Blink
Smart Security
for Every Home
Neighbors App
Real-Time Crime
& Safety Alerts
Amazon Subscription Boxes
Top subscription boxes – right to your door
 
    PillPack
Pharmacy Simplified
Amazon Renewed
Like-new products
you can trust
     
  • Conditions of Use
  • Privacy Notice
  • Interest-Based Ads
© 1996-2022, Amazon.com, Inc. or its affiliates