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10 bestAlarm Detectorof December 2025

112M consumers helped this year.

1

First Alert CO615A Carbon Monoxide Plug-In Alarm with Battery Backup and Digital Display
First Alert CO615A Carbon Monoxide Plug-In Alarm with Battery Backup and Digital Display

First Alert

9.8

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19% off

2

Govee WiFi Water Sensor 3 Pack, Water Leak Detector 100dB Adjustable Alarm and App Alerts, Leak and Drip Alert with Email, Wireless Detector for Home(Support 2.4G WiFi, Not Support 5G WiFi)
Govee WiFi Water Sensor 3 Pack, Water Leak Detector 100dB Adjustable Alarm and App Alerts, Leak and Drip Alert with Email, Wireless Detector for Home(Support 2.4G WiFi, Not Support 5G WiFi)

Govee

9.6

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3

Kidde Smoke Detector, Hardwired with Battery Backup & Interconnect, Battery Included
Kidde Smoke Detector, Hardwired with Battery Backup & Interconnect, Battery Included

Kidde

9.4

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4

DYWL SECURITY Carbon Monoxide Detectors Portable Carbon Monoxide Detector for Travel Carbon Monoxide Detector Plug in Wall with LED Digital Display Voice Light Plug and Play - 2Pack
DYWL SECURITY Carbon Monoxide Detectors Portable Carbon Monoxide Detector for Travel Carbon Monoxide Detector Plug in Wall with LED Digital Display Voice Light Plug and Play - 2Pack

DYWL SECURITY

9.2

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5

First Alert PR700A Slim Series Battery Powered Photoelectric Smoke Alarm
First Alert PR700A Slim Series Battery Powered Photoelectric Smoke Alarm

First Alert

8.9

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Related productsUp to 6% off

Alarm System- 1/2 Mile Long Range Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor&Detector-DIY Security Alert System-Monitor&Protect Outdoor/Indoor Property - 1 Receiver and 2 Sensors

Alarm System- 1/2 Mile Long Range Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor&Detector-DIY Security Alert System-Monitor&Protect Outdoor/Indoor Property - 1 Receiver and 2 Sensors

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Combination Smoke and Carbon Monoxide Detector Alarm, Beeps Warning Smoke Co Alarm Clock for Travel Home Bedroom Living Room Basement Attics Cars, Battery Operated, Comply with UL 217/UL 2034, 1 Pack

Combination Smoke and Carbon Monoxide Detector Alarm, Beeps Warning Smoke Co Alarm Clock for Travel Home Bedroom Living Room Basement Attics Cars, Battery Operated, Comply with UL 217/UL 2034, 1 Pack

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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

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First Alert 9120BA Hardwire Smoke Alarm w/ 9V Battery, Smoke Detector

First Alert 9120BA Hardwire Smoke Alarm w/ 9V Battery, Smoke Detector

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6

First Alert SC9120BA Hardwire Combination Carbon Monoxide and Smoke Alarm
First Alert SC9120BA Hardwire Combination Carbon Monoxide and Smoke Alarm

First Alert

8.7

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7

GoveeLife WiFi Water Ieak Detector 2 for Home, Smart Water Ieak Sensor 4 Pack with 100dB Adjustable Alarm and App Alerts, Wireless Detector, 1312 ft Transmission for Basement, Kitchen, Bathroom
GoveeLife WiFi Water Ieak Detector 2 for Home, Smart Water Ieak Sensor 4 Pack with 100dB Adjustable Alarm and App Alerts, Wireless Detector, 1312 ft Transmission for Basement, Kitchen, Bathroom

GoveeLife

8.4

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8% off

8

FIRST ALERT Smoke and CO Alarm, SC7010BA, White
FIRST ALERT Smoke and CO Alarm, SC7010BA, White

First Alert

8.2

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9

Kidde 900-0263CO-CA Plug-in Carbon Monoxide Alarm (KN-COB-DP2CA), White, 1 Units
Kidde 900-0263CO-CA Plug-in Carbon Monoxide Alarm (KN-COB-DP2CA), White, 1 Units

Kidde

7.9

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10

Kidde I12040CA 120V AC (Hardwired) Ionization Smoke Alarm with 9V Battery Backup and Hush Button, White
Kidde I12040CA 120V AC (Hardwired) Ionization Smoke Alarm with 9V Battery Backup and Hush Button, White

Kidde

7.6

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