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Smoke Detectors

Uses item details. Price when purchased online

50+ bought since yesterday Kidde Hardwired Combination Smoke & Carbon Monoxide Detector, AA Battery Backup, 5-inch From $65.00

Kidde Hardwired Combination Smoke & Carbon Monoxide Detector, AA Battery Backup, 5-inch
Available in additional 2 options
From$6500

Kidde Hardwired Combination Smoke & Carbon Monoxide Detector, AA Battery Backup, 5-inch

4.4 out of 5 Stars. 246 reviews
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Overall pick Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-Inch, Batteries Included From $18.99

Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-Inch, Batteries Included
Available in additional 2 options
From$1899

Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-Inch, Batteries Included

4.4 out of 5 Stars. 598 reviews
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50+ bought since yesterday First Alert SMI100 Battery-Operated Smoke Alarm, 1046827PT $16.99 $28.80/ea

First Alert SMI100 Battery-Operated Smoke Alarm, 1046827PT
current price $16.99
$28.80/ea

First Alert SMI100 Battery-Operated Smoke Alarm, 1046827PT

4.5 out of 5 Stars. 83 reviews
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50+ bought since yesterday Universal Security Instruments Inc Sensing Plus, Smoke and Fire Alarm, Multi-Criteria Detection, with 10 Year Sealed Battery $27.97

Universal Security Instruments Inc Sensing Plus, Smoke and Fire Alarm, Multi-Criteria Detection, with 10 Year Sealed Battery
current price $27.97

Universal Security Instruments Inc Sensing Plus, Smoke and Fire Alarm, Multi-Criteria Detection, with 10 Year Sealed Battery

4.5 out of 5 Stars. 83 reviews
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In 25+ people's carts X-Sense Smoke and Carbon Monoxide Alarm Combo, 10-Year Battery Powered Detector, UL 217 & UL 2034 Certified, SC07, 1-Pack From $29.99

X-Sense Smoke and Carbon Monoxide Alarm Combo, 10-Year Battery Powered Detector, UL 217 & UL 2034 Certified, SC07, 1-Pack
Available in additional 2 options
From$2999

X-Sense Smoke and Carbon Monoxide Alarm Combo, 10-Year Battery Powered Detector, UL 217 & UL 2034 Certified, SC07, 1-Pack

4.6 out of 5 Stars. 18 reviews

50+ bought since yesterday Kidde Battery-Operated 4-inch Smoke Detector & Carbon Monoxide Value Pack, Batteries Included From $38.97

Kidde Battery-Operated 4-inch Smoke Detector & Carbon Monoxide Value Pack, Batteries Included
Available in additional 3 options
From$3897

Kidde Battery-Operated 4-inch Smoke Detector & Carbon Monoxide Value Pack, Batteries Included

4.5 out of 5 Stars. 619 reviews
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50+ bought since yesterday Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch From $29.22

Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch
Available in additional 2 options
From$2922

Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch

4 out of 5 Stars. 291 reviews
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BRK Hard-Wired w/Battery Back-up Ionization Smoke Detector $19.25 Was $29.00

BRK Hard-Wired w/Battery Back-up Ionization Smoke Detector
current price Now $19.25, Was $29.00

BRK Hard-Wired w/Battery Back-up Ionization Smoke Detector

4.6 out of 5 Stars. 88 reviews
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First Alert SMCO210 Sealed 10-Year-Battery 2-in-1 Smoke and CO Alarm with Slim Profile, 1046796 $39.40

First Alert SMCO210 Sealed 10-Year-Battery 2-in-1 Smoke and CO Alarm with Slim Profile, 1046796
current price $39.40

First Alert SMCO210 Sealed 10-Year-Battery 2-in-1 Smoke and CO Alarm with Slim Profile, 1046796

4.4 out of 5 Stars. 114 reviews
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X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Wireless Interconnected Alarm, UL Listed, SC06, 1-PACK From $29.99

X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Wireless Interconnected Alarm, UL Listed, SC06, 1-PACK
Available in additional 2 options
From$2999

X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Wireless Interconnected Alarm, UL Listed, SC06, 1-PACK

2PCS Smoke Alarm Detector Home Safety Sensor Alert From $17.79

2PCS Smoke Alarm Detector Home Safety Sensor Alert
White/1 Pack, variant on 2PCS Smoke Alarm Detector Home Safety Sensor Alert
White/2 Pack, variant on 2PCS Smoke Alarm Detector Home Safety Sensor Alert
White/4 Pack, variant on 2PCS Smoke Alarm Detector Home Safety Sensor Alert
White/8 Pack, variant on 2PCS Smoke Alarm Detector Home Safety Sensor Alert
From$1779

2PCS Smoke Alarm Detector Home Safety Sensor Alert

4.7 out of 5 Stars. 3 reviews
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SITERWELL Smoke Detector, Magnetic Fastening Kit, Smoke Alarm, Photoelectric ,Low Battery Warning Function, 1 Pack From $26.09

SITERWELL Smoke Detector, Magnetic Fastening Kit, Smoke Alarm, Photoelectric ,Low Battery Warning Function, 1 Pack
Available in additional 9 options
From$2609

SITERWELL Smoke Detector, Magnetic Fastening Kit, Smoke Alarm, Photoelectric ,Low Battery Warning Function, 1 Pack

4.4 out of 5 Stars. 428 reviews
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First Alert 1046834, Electric Precision Detection Smoke Alarms $24.84 Was $33.00

First Alert 1046834, Electric Precision Detection Smoke Alarms
current price Now $24.84, Was $33.00

First Alert 1046834, Electric Precision Detection Smoke Alarms

4.6 out of 5 Stars. 85 reviews
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Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts From $49.96

Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts
Available in additional 2 options
From$4996

Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts

4.5 out of 5 Stars. 275 reviews
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Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-inch, Batteries Included, 2 Pack From $36.88

Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-inch, Batteries Included, 2 Pack
Available in additional 2 options
From$3688

Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-inch, Batteries Included, 2 Pack

4.5 out of 5 Stars. 210 reviews
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First Alert 10 Year Battery-Powered Photoelectric Smoke and Carbon Monoxide Detector $44.98

First Alert 10 Year Battery-Powered Photoelectric Smoke and Carbon Monoxide Detector
current price $44.98

First Alert 10 Year Battery-Powered Photoelectric Smoke and Carbon Monoxide Detector

4.7 out of 5 Stars. 58 reviews
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Kidde Hardwired Photoelectric Smoke Detector Alarm, 10-Year Lithium Sealed Battery Backup From $35.97

Kidde Hardwired Photoelectric Smoke Detector Alarm, 10-Year Lithium Sealed Battery Backup
Available in additional 2 options
From$3597

Kidde Hardwired Photoelectric Smoke Detector Alarm, 10-Year Lithium Sealed Battery Backup

3.6 out of 5 Stars. 205 reviews
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First Alert 1046856, 10 Year Battery Ionization Smoke Alarm $24.59 Was $28.00

First Alert 1046856, 10 Year Battery Ionization Smoke Alarm
current price Now $24.59, Was $28.00

First Alert 1046856, 10 Year Battery Ionization Smoke Alarm

4.5 out of 5 Stars. 45 reviews
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Plug-In CO Alarm $23.99

Plug-In CO Alarm
current price $23.99

Plug-In CO Alarm

4.5 out of 5 Stars. 166 reviews
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SITERWELL Smoke Detector, 10 Year Battery ,Photoelectric Sensor, Fire Alarm,Low Battery and Fault Warning for House and Bedroom, UL217-9th Listed, GS525A, 1 Packs From $25.99

SITERWELL Smoke Detector, 10 Year Battery ,Photoelectric Sensor, Fire Alarm,Low Battery and Fault Warning for House and Bedroom, UL217-9th Listed, GS525A, 1 Packs
Available in additional 8 options
From$2599

SITERWELL Smoke Detector, 10 Year Battery ,Photoelectric Sensor, Fire Alarm,Low Battery and Fault Warning for House and Bedroom, UL217-9th Listed, GS525A, 1 Packs

4.4 out of 5 Stars. 120 reviews
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Smoke Alarm Home Security System Fire Protection Smoke Alarm Detector From $12.99

Smoke Alarm Home Security System Fire Protection Smoke Alarm Detector
White/1 Pack, variant on Smoke Alarm Home Security System Fire Protection Smoke Alarm Detector
White/2 Pack, variant on Smoke Alarm Home Security System Fire Protection Smoke Alarm Detector
White/4 Pack, variant on Smoke Alarm Home Security System Fire Protection Smoke Alarm Detector
White/8 Pack, variant on Smoke Alarm Home Security System Fire Protection Smoke Alarm Detector
From$1299

Smoke Alarm Home Security System Fire Protection Smoke Alarm Detector

5 out of 5 Stars. 3 reviews
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Kidde 10-Year Sealed Lithium Battery-Operated Combination Smoke & Carbon Monoxide Detector From $60.00

Kidde 10-Year Sealed Lithium Battery-Operated Combination Smoke & Carbon Monoxide Detector
Available in additional 2 options
From$6000

Kidde 10-Year Sealed Lithium Battery-Operated Combination Smoke & Carbon Monoxide Detector

4.2 out of 5 Stars. 375 reviews
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Kidde Hardwired Interconnectable Smoke and Carbon Monoxide Detector with AA Battery Backup and Voice Alerts $53.00

Kidde Hardwired Interconnectable Smoke and Carbon Monoxide Detector with AA Battery Backup and Voice Alerts
current price $53.00

Kidde Hardwired Interconnectable Smoke and Carbon Monoxide Detector with AA Battery Backup and Voice Alerts

3.7 out of 5 Stars. 90 reviews
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SITERWELL Hardwired Interconnected Smoke Detector, Photoelectric Smoke Alarm with 9V Backup Battery, Fire Alarm with Test/Silence Button, ETL-9th Listed, GS562A, 2 Packs From $19.19

SITERWELL Hardwired Interconnected Smoke Detector, Photoelectric Smoke Alarm with 9V Backup Battery, Fire Alarm with Test/Silence Button, ETL-9th Listed, GS562A, 2 Packs
Available in additional 9 options
From$1919

SITERWELL Hardwired Interconnected Smoke Detector, Photoelectric Smoke Alarm with 9V Backup Battery, Fire Alarm with Test/Silence Button, ETL-9th Listed, GS562A, 2 Packs

4.5 out of 5 Stars. 96 reviews
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Worry Free 10-Year Living Area Sealed Lithium Battery Operated Smoke Alarm $32.94

Worry Free 10-Year Living Area Sealed Lithium Battery Operated Smoke Alarm
current price $32.94

Worry Free 10-Year Living Area Sealed Lithium Battery Operated Smoke Alarm

1.6 out of 5 Stars. 123 reviews
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First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack From $52.99

First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack
Available in additional 4 options
From$5299

First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack

3.9 out of 5 Stars. 9 reviews

First Alert BRK SC9120B 85-Decibel Ionization Hardwired Smoke and Electrochemical Carbon Monoxide Detector with Battery Backup

First Alert BRK SC9120B 85-Decibel Ionization Hardwired Smoke and Electrochemical Carbon Monoxide Detector with Battery Backup

First Alert BRK SC9120B 85-Decibel Ionization Hardwired Smoke and Electrochemical Carbon Monoxide Detector with Battery Backup

4.6 out of 5 Stars. 329 reviews

Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Batteries Included From $49.97

Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Batteries Included
Available in additional 2 options
From$4997

Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Batteries Included

4.6 out of 5 Stars. 190 reviews
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Kidde Smoke Detector, Lithium Battery Powered with Photoelectric Sensor, Smoke Alarm, 2-Pack $33.00

Kidde Smoke Detector, Lithium Battery Powered with Photoelectric Sensor, Smoke Alarm, 2-Pack
current price $33.00

Kidde Smoke Detector, Lithium Battery Powered with Photoelectric Sensor, Smoke Alarm, 2-Pack

1.1 out of 5 Stars. 88 reviews
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First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup $20.09 Was $24.95

First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup
current price Now $20.09, Was $24.95

First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup

4.8 out of 5 Stars. 39 reviews
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First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 3-Pack $51.08

First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 3-Pack
current price $51.08

First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 3-Pack

4.3 out of 5 Stars. 28 reviews
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Kidde C3010D Carbon Monoxide Detector with Digital Display and 10-Year Worry-Free Lithium Battery, KIDDE From $49.94

Kidde C3010D Carbon Monoxide Detector with Digital Display and 10-Year Worry-Free Lithium Battery, KIDDE
Available in additional 2 options
From$4994

Kidde C3010D Carbon Monoxide Detector with Digital Display and 10-Year Worry-Free Lithium Battery, KIDDE

4.5 out of 5 Stars. 72 reviews
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Universal Security Instruments, Sensing Plus, Hardwired Smoke & Fire Alarm, Multi-Criteria Detection, with 10 Year Battery Backup From $34.94

Universal Security Instruments, Sensing Plus, Hardwired Smoke & Fire Alarm, Multi-Criteria Detection, with 10 Year Battery Backup
Available in additional 2 options
From$3494

Universal Security Instruments, Sensing Plus, Hardwired Smoke & Fire Alarm, Multi-Criteria Detection, with 10 Year Battery Backup

4.3 out of 5 Stars. 101 reviews
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First Alert Slim Battery-Powered Photoelectric Smoke and Carbon Monoxide Detector $39.95 Was $56.10

First Alert Slim Battery-Powered Photoelectric Smoke and Carbon Monoxide Detector
current price Now $39.95, Was $56.10

First Alert Slim Battery-Powered Photoelectric Smoke and Carbon Monoxide Detector

4.5 out of 5 Stars. 23 reviews
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Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch, Batteries Included From $29.22

Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch, Batteries Included
Available in additional 2 options
From$2922

Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch, Batteries Included

4.4 out of 5 Stars. 109 reviews
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Kidde Dual Sensor Smoke Alarm, 85 Decibels, KIDDE From $27.94

Kidde Dual Sensor Smoke Alarm, 85 Decibels, KIDDE
Available in additional 2 options
From$2794

Kidde Dual Sensor Smoke Alarm, 85 Decibels, KIDDE

4.4 out of 5 Stars. 60 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

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
Available in additional 4 options
From$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

4.4 out of 5 Stars. 16 reviews

Kidde 10-Year Battery Smoke Detector & AA Battery Carbon Monoxide Detector Value Pack From $58.00

Kidde 10-Year Battery Smoke Detector & AA Battery Carbon Monoxide Detector Value Pack
Available in additional 2 options
From$5800

Kidde 10-Year Battery Smoke Detector & AA Battery Carbon Monoxide Detector Value Pack

3.3 out of 5 Stars. 119 reviews
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SITERWELL Smoke Detector 10 Year Battery Operated,Photoelectric,Rlectrochemical Sensors, Fire Alarm,Bilingual Voice Alerts, UL217-9th Standards,1 Pack From $23.24

SITERWELL Smoke Detector 10 Year Battery Operated,Photoelectric,Rlectrochemical Sensors, Fire Alarm,Bilingual Voice Alerts, UL217-9th Standards,1 Pack
Available in additional 3 options
From$2324

SITERWELL Smoke Detector 10 Year Battery Operated,Photoelectric,Rlectrochemical Sensors, Fire Alarm,Bilingual Voice Alerts, UL217-9th Standards,1 Pack

4.8 out of 5 Stars. 6 reviews
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Kidde Hardwired Photoelectric Smoke Detector Alarm, AA Battery Backup, 5-inch From $34.84

Kidde Hardwired Photoelectric Smoke Detector Alarm, AA Battery Backup, 5-inch
Available in additional 2 options
From$3484

Kidde Hardwired Photoelectric Smoke Detector Alarm, AA Battery Backup, 5-inch

3.7 out of 5 Stars. 145 reviews
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