Monoxide(213)
Uses item details. Price when purchased online
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack From $54.95

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From$5495
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack
93.9 out of 5 Stars. 9 reviews
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Wireless Interconnected Alarm, UL Listed, SC06, 1-PACK $29.99 Was $39.99

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Now$2999
current price Now $29.99, Was $39.99$39.99
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Wireless Interconnected Alarm, UL Listed, SC06, 1-PACK
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
3864.6 out of 5 Stars. 386 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

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Available in additional 3 optionsFrom$2747
Kidde AC Plug-In Carbon Monoxide Detector with Battery Backup, CO Alarm with LED Light Indicators
15114.7 out of 5 Stars. 1511 reviews
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Carbon Monoxide Meter CO Detector CO Gas Leak Detector Gas Analyzer $31.99

$3199
current price $31.99Carbon Monoxide Meter CO Detector CO Gas Leak Detector Gas Analyzer
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Outdoor-Forest Brand, Carbon Monoxide Detector, Orange Color, LCD Screen $28.96

$2896
current price $28.96Outdoor-Forest Brand, Carbon Monoxide Detector, Orange Color, LCD Screen
914.4 out of 5 Stars. 91 reviews
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Kidde AA Battery Operated Basic Carbon Monoxide Alarm - 9CO5

3 options
Available in additional 3 optionsKidde AA Battery Operated Basic Carbon Monoxide Alarm - 9CO5
7264.7 out of 5 Stars. 726 reviews
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First Alert CO5120BN White Digital Display Hardwired Battery, Electrochemical Carbon Monoxide Alarm $41.99 $41.99/oz

$4199
current price $41.99$41.99/oz
First Alert CO5120BN White Digital Display Hardwired Battery, Electrochemical Carbon Monoxide Alarm
54.8 out of 5 Stars. 5 reviews
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X-Sense Smoke and Carbon Monoxide Alarm Combo, 10 Year Battery, Wireless Interconnected Smoke Detector, Connects Up to 24 Link+ Alarms, 6 Pack, SC01-W

4 options
Available in additional 4 optionsX-Sense Smoke and Carbon Monoxide Alarm Combo, 10 Year Battery, Wireless Interconnected Smoke Detector, Connects Up to 24 Link+ Alarms, 6 Pack, SC01-W
First Alert GC01CN Combo Explosive Gas and Carbon Monoxide Alarm with Digital Display, 1039760PT $62.99 $74.11/ea

$6299
current price $62.99$74.11/ea
First Alert GC01CN Combo Explosive Gas and Carbon Monoxide Alarm with Digital Display, 1039760PT
45 out of 5 Stars. 4 reviews
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Smoke and Carbon Monoxide Detector Combo - CO & Smoke Alarm System with Hush Function, Self-Test Button, 10-Year Built-in Battery - Easy to Install, for Home & Office From $34.99

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Available in additional 4 optionsFrom$3499
Smoke and Carbon Monoxide Detector Combo - CO & Smoke Alarm System with Hush Function, Self-Test Button, 10-Year Built-in Battery - Easy to Install, for Home & Office
124.3 out of 5 Stars. 12 reviews
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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Basic CO Alarm w/ 9V Battery $19.59 Was $25.99

Now$1959
current price Now $19.59, Was $25.99$25.99
Basic CO Alarm w/ 9V Battery
634.5 out of 5 Stars. 63 reviews
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SITERWELL Hardwired Smoke & Carbon Monoxide Detector Combo,10 Year Battery,UL217-9th,Interconnected,Bilingual Voice Alerts,6.1in*1.65in.5 pack From $145.99

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Available in additional 2 optionsFrom$14599
SITERWELL Hardwired Smoke & Carbon Monoxide Detector Combo,10 Year Battery,UL217-9th,Interconnected,Bilingual Voice Alerts,6.1in*1.65in.5 pack
35 out of 5 Stars. 3 reviews
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Universal Security Instruments Battery, Smoke, Fire, and Carbon Monoxide, Alarm, with Voice Alerts $23.30

$2330
current price $23.30Universal Security Instruments Battery, Smoke, Fire, and Carbon Monoxide, Alarm, with Voice Alerts
74.1 out of 5 Stars. 7 reviews
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Siterwell AA Battery Operated Carbon Monoxide Detector Alarm, LCD Display,Portable for Travel Home,2-pack From $69.99

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Available in additional 2 optionsFrom$6999
Siterwell AA Battery Operated Carbon Monoxide Detector Alarm, LCD Display,Portable for Travel Home,2-pack
1154.6 out of 5 Stars. 115 reviews
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50+ bought since yesterday Kidde Hardwired Combination Smoke & Carbon Monoxide Detector, AA Battery Backup, 5-inch From $65.00

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Available in additional 2 optionsFrom$6500
Kidde Hardwired Combination Smoke & Carbon Monoxide Detector, AA Battery Backup, 5-inch
2394.4 out of 5 Stars. 239 reviews
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Kidde Hardwired Interconnectable Smoke and Carbon Monoxide Detector with AA Battery Backup and Voice Alerts $53.00

$5300
current price $53.00Kidde Hardwired Interconnectable Smoke and Carbon Monoxide Detector with AA Battery Backup and Voice Alerts
883.7 out of 5 Stars. 88 reviews
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Plug-In CO Alarm $23.99

$2399
current price $23.99Plug-In CO Alarm
1574.5 out of 5 Stars. 157 reviews
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X-Sense Wireless Smoke Detector Carbon Monoxide Detector Combo 10 Year Battery Alarm With Display, Over 820 ft Transmission Range, SC07-W, 1-Pack From $35.99

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Available in additional 2 optionsFrom$3599
X-Sense Wireless Smoke Detector Carbon Monoxide Detector Combo 10 Year Battery Alarm With Display, Over 820 ft Transmission Range, SC07-W, 1-Pack
284.6 out of 5 Stars. 28 reviews
Kidde Battery Operated Smoke & Carbon Monoxide Detector with LED Lights & Voice Alerts $39.73

$3973
current price $39.73Kidde Battery Operated Smoke & Carbon Monoxide Detector with LED Lights & Voice Alerts
554.8 out of 5 Stars. 55 reviews
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FIRST ALERT BRK CO250B Family Gard Basics Carbon Monoxide Alarm 4-Pack | Battery Operated Carbon Monoxide Detector , White $82.99

$8299
current price $82.99FIRST ALERT BRK CO250B Family Gard Basics Carbon Monoxide Alarm 4-Pack | Battery Operated Carbon Monoxide Detector , White
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Wireless Interconnected Alarm, UL Listed, SC06, 1-PACK $29.99 Was $39.99

Now$2999
current price Now $29.99, Was $39.99$39.99
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Wireless Interconnected Alarm, UL Listed, SC06, 1-PACK
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack From $54.95

4 options
Available in additional 4 optionsFrom$5495
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack
93.9 out of 5 Stars. 9 reviews
50+ bought since yesterday Kidde Battery-Operated 4-inch Smoke Detector & Carbon Monoxide Value Pack, Batteries Included From $38.97

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Available in additional 3 optionsFrom$3897
Kidde Battery-Operated 4-inch Smoke Detector & Carbon Monoxide Value Pack, Batteries Included
6014.4 out of 5 Stars. 601 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 $45.99

$4599
current price $45.99TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel
144.4 out of 5 Stars. 14 reviews
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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
Knox Safety Plugin Carbon Monoxide Detector, Voice Alert & LCD Display, 10-Year Battery Backup
1874 out of 5 Stars. 187 reviews
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Kidde C3010D Carbon Monoxide Detector with Digital Display and 10-Year Worry-Free Lithium Battery, KIDDE From $49.94

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Available in additional 2 optionsFrom$4994
Kidde C3010D Carbon Monoxide Detector with Digital Display and 10-Year Worry-Free Lithium Battery, KIDDE
694.5 out of 5 Stars. 69 reviews
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TOPTES Carbon Monoxide Detector CT-580, Rechargeable Handheld CO Inspection Device with Triple Alarm, 01000 PPM Range,for Home, Jobsite, Garage, and Travel Use $59.99

$5999
current price $59.99TOPTES Carbon Monoxide Detector CT-580, Rechargeable Handheld CO Inspection Device with Triple Alarm, 01000 PPM Range,for Home, Jobsite, Garage, and Travel Use
11 out of 5 Stars. 1 reviews
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Knox Safety Battery Operated Carbon Monoxide Detector, Voice Alert & Display, 10-Year Lithium Power From $41.97

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Available in additional 2 optionsFrom$4197
Knox Safety Battery Operated Carbon Monoxide Detector, Voice Alert & Display, 10-Year Lithium Power
4004.1 out of 5 Stars. 400 reviews
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GJX Portable 3-in-1 CO2 Meter Detector,High Precision Carbon Monoxide Sensor,Monitors Indoor Air Quality,Temperature,Humidity,Compact Handheld Device,TYPE-C Rechargeable,85x51x17mm $21.51

$2151
current price $21.51GJX Portable 3-in-1 CO2 Meter Detector,High Precision Carbon Monoxide Sensor,Monitors Indoor Air Quality,Temperature,Humidity,Compact Handheld Device,TYPE-C Rechargeable,85x51x17mm
X-Sense Carbon Monoxide Detector Alarm with Digital LCD Display, Replaceable Battery CO Alarm Detector with Peak Value Memory, XC01-R $24.99

$2499
current price $24.99X-Sense Carbon Monoxide Detector Alarm with Digital LCD Display, Replaceable Battery CO Alarm Detector with Peak Value Memory, XC01-R
Plug-In CO Alarm w Digital Display $35.88

$3588
current price $35.88Plug-In CO Alarm w Digital Display
1664.5 out of 5 Stars. 166 reviews
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Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts From $49.96

2 options
Available in additional 2 optionsFrom$4996
Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts
2604.5 out of 5 Stars. 260 reviews
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Portable 3-in-1 CO Detector | Handheld Carbon Monoxide Sensor | Monitors CO2 Concentration, Temperature & Humidity | Compact, Rechargeable | Home Car RV | 85x51x17mm

Portable 3-in-1 CO Detector | Handheld Carbon Monoxide Sensor | Monitors CO2 Concentration, Temperature & Humidity | Compact, Rechargeable | Home Car RV | 85x51x17mm
SITERWELL Portable Plug in Carbon Monoxide (CO)Detector 10 Year Battery,Electrochemical,Sound Warning, AC Powered for Home Office Travel,2 pack From $44.99

3 options
Available in additional 3 optionsFrom$4499
SITERWELL Portable Plug in Carbon Monoxide (CO)Detector 10 Year Battery,Electrochemical,Sound Warning, AC Powered for Home Office Travel,2 pack
264.4 out of 5 Stars. 26 reviews
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Kidde Kitchen Combination Smoke Carbon Monoxide Alarm 10-Year Lithium Battery $51.00

$5100
current price $51.00Kidde Kitchen Combination Smoke Carbon Monoxide Alarm 10-Year Lithium Battery
1833.2 out of 5 Stars. 183 reviews
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First Alert 10 Year Battery-Powered Photoelectric Smoke and Carbon Monoxide Detector $48.99

$4899
current price $48.99First Alert 10 Year Battery-Powered Photoelectric Smoke and Carbon Monoxide Detector
544.6 out of 5 Stars. 54 reviews
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SITERWELL Smoke and Carbon Monoxide Detector 10-Year Battery, Wireless Interconnected Smoke Alarm Carbon Monoxide Detector with Dual Language Voice Alerts for Home and Babyroom, 1 Pack From $49.99

2 options
Available in additional 2 optionsFrom$4999
SITERWELL Smoke and Carbon Monoxide Detector 10-Year Battery, Wireless Interconnected Smoke Alarm Carbon Monoxide Detector with Dual Language Voice Alerts for Home and Babyroom, 1 Pack
254.6 out of 5 Stars. 25 reviews
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Universal Security Instruments, Sensing Plus, Combo Smoke, Fire, and Carbon Monoxide Alarm, Multi-Criteria, with 10-Year Battery $58.00

$5800
current price $58.00Universal Security Instruments, Sensing Plus, Combo Smoke, Fire, and Carbon Monoxide Alarm, Multi-Criteria, with 10-Year Battery
84.8 out of 5 Stars. 8 reviews
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Kidde Battery-Powered Electrochemical Carbon Monoxide Detector From $44.44

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Available in additional 2 optionsFrom$4444
Kidde Battery-Powered Electrochemical Carbon Monoxide Detector
534.2 out of 5 Stars. 53 reviews
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