#1 Home Improvement Retailer
Store Finder
Truck & Tool Rental
For the Pro
Gift Cards
Credit Services
Track Order
Track Order
Help
The Home Depot Logo
To See Inventory
Choose A Store
Delivering to
Cancel
My Account
Lists
Welcome Back!
Sign in
Register
Orders & Purchases
My Home Depot Credit Card
Account Profile
Instant Checkout Settings
Lists
My Subscriptions
Military Discount Program
Purchase History
Cards & Accounts
Account Profile
Lists
Pro Xtra Perks
My Account
Switch Accounts
Sign Out
Sign in for the best experience
Don't have an account?
Create an Account
Sign In
Sign In
Manage your account
AccountIcons
Create an Account
Track orders, check out faster, and create lists
Cart
0
items
All Departments
Home Decor, Furniture & Kitchenware
DIY Projects & Ideas
Project Calculators
Installation & Services
Specials & Offers
Local Ad & Catalog
Appliances
Bath & Faucets
Blinds & Window Treatments
Building Materials
Decor & Furniture
Doors & Windows
Electrical
Flooring & Area Rugs
Hardware
Heating & Cooling
Kitchen & Kitchenware
Lawn & Garden
Lighting & Ceiling Fans
Outdoor Living & Patio
Paint
Plumbing
Storage & Organization
Tools
Content Image
See All Servies
My Account
Lists
All Departments
Home Decor, Furniture & Kitchenware
DIY Projects & Ideas
Project Calculators
Installation & Services
Specials & Offers
Local Ad & Catalog
Store Finder
Truck & Tool Rental
For the Pro
Gift Cards
Credit Services
Track Order
Track Order
Help
Back
All Departments
Appliances
Bath & Faucets
Blinds & Window Treatments
Building Materials
Decor & Furniture
Doors & Windows
Electrical
Flooring & Area Rugs
Hardware
Heating & Cooling
Kitchen & Kitchenware
Lawn & Garden
Lighting & Ceiling Fans
Outdoor Living & Patio
Paint
Plumbing
Storage & Organization
Tools
Back
Back
Home
Electrical
Fire Safety
Smoke and Carbon Monoxide Detectors
Smoke and Carbon Monoxide Detectors
Battery Combo Detectors
10-Year Battery
Interconnected
Voice Alert
Battery Backup
Shop Savings
29 Results
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
Get It Fast
In Stock at Store Today
(14)
Cumberland & nearby stores
Free 2-Day Delivery
(24)
Next-Day Delivery
(18)
Availability
Show Unavailable Products
Department
Electrical
Fire Safety
Smoke and Carbon Monoxide Detectors
Power Source
Hardwired
(21)
Battery
(19)
Alarm/Detector Features
Hush Feature
(39)
Voice Alert
(28)
Tamper Resistant
(24)
10-Year Battery
(18)
Interconnected
(18)
Battery Back-Up
(16)
Value Pack
(12)
Wi-Fi Enabled
(10)
Wire-free Interconnect
(3)
Air Pressure Sensor
(1)
Humidity Sensor
(1)
VOCs/Airborne Chemicals Sensor
(1)
Visual Light Indicator
(1)
+ View All
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
Please choose a rating
Brand
Kidde
(30)
Google
(8)
Gentex
(1)
Universal Security Instruments
(1)
Smart Home
Smart Home Enabled
(8)
Available In:
Available in California
(35)
Available in New York
(35)
Price
to
Go
$30 - $40
(2)
$40 - $50
(4)
$50 - $100
(13)
$100 - $150
(7)
$150 - $200
(4)
$200 - $250
(4)
$250 - $300
(1)
$300 - $400
(2)
$400 - $500
(2)
$700 - $800
(1)
Special Values
(22)
+ View All
Pack Size
1
(20)
2
(7)
3
(10)
4
(2)
36
(1)
Alarm Sensor Type
Photoelectric
(21)
Ionization
(10)
Dual-Sensor
(9)
Best Seller
Kidde
Code One Smoke & Carbon Monoxide Detector, Hardwired with AA Battery Backup & Voice Alarm
Model# 21027519
(1524)
$
44
97
Buy More, Save More
See Details
Power Source
Hardwired
Pack Size
1
Alarm Sensor Type
Ionization
Features
Interconnected
Kidde
10-Year Worry Free Smoke & Carbon Monoxide Detector, Lithium Battery Powered with Voice Alarm, 2-Pack
Shop this Collection
Model# 21029621
(1521)
$
109
00
(
$54.50
/unit)
Power Source
Battery
Pack Size
2
Alarm Sensor Type
Photoelectric
Features
10-Year Battery
Top Rated
Kidde
Firex Smoke & Carbon Monoxide Detector, Hardwired with nine-V Battery Backup & Voice Alarm, 3-Pack
Model# 21029901
(1550)
$
149
00
(
$49.67
/unit)
Power Source
Hardwired
Pack Size
3
Alarm Sensor Type
Photoelectric
Features
Interconnected
Top Rated
Kidde
10-Year Worry Free Smoke & Carbon Monoxide Detector, Lithium Battery Powered with Photoelectric Sensor
Shop this Collection
Model# 21029899
(1057)
$
49
97
Buy More, Save More
See Details
Power Source
Battery
Pack Size
1
Alarm Sensor Type
Photoelectric
Features
10-Year Battery
Kidde
Firex Smoke and Carbon Monoxide Detector, Hardwired with Battery Backup and Voice Alarm, Adapters Included, 2-Pack
Model# 21029889
(1196)
$
109
00
(
$54.50
/unit)
Power Source
Hardwired
Pack Size
2
Alarm Sensor Type
Photoelectric
Features
Interconnected
Top Rated
Kidde
10-Year Worry Free Smoke & Carbon Monoxide Detector, Hardwired with 10 Year Battery Backup & Voice Alarm
Model# 21029879
(1002)
$
64
97
Buy More, Save More
See Details
Power Source
Hardwired
Pack Size
1
Alarm Sensor Type
Ionization
Features
10-Year Battery
Top Rated
Google
Nest Protect - Smoke Alarm and Carbon Monoxide Detector - Wired
Model# S3003LWES
(4537)
$
119
00
Limit 5 per order
Power Source
Hardwired
Pack Size
1
Alarm Sensor Type
Dual-Sensor
Features
Hush Feature
Commercial/Residential
Residential
Top Rated
Kidde
Firex Smoke & Carbon Monoxide Detector, Battery Operated with Front Load Battery Door and Voice Alarm
Model# 21029902
(977)
$
39
97
Buy More, Save More
See Details
Power Source
Battery
Pack Size
1
Alarm Sensor Type
Ionization
Features
Voice Alert
Top Rated
Kidde
Code One Battery Operated Smoke and Carbon Monoxide Combination Detector with Voice Warning
Model# 21029509
(356)
$
34
97
Buy More, Save More
See Details
Power Source
Battery
Pack Size
1
Alarm Sensor Type
Ionization
Features
Voice Alert
Exclusive
Kidde
Smoke and Carbon Monoxide Detector, Hardwired with Smart Features and Voice Alert
Model# 21031042
(60)
$
89
97
Buy More, Save More
See Details
Power Source
Hardwired
Pack Size
1
Alarm Sensor Type
Photoelectric
Features
10-Year Battery
Top Rated
Kidde
Firex Battery Operated Combination Smoke and Carbon Monoxide Detector with Ionization Sensor and Voice Alarm (2-Pack)
Model# 21029921
(926)
$
74
97
(
$37.49
/unit)
Power Source
Battery
Pack Size
2
Alarm Sensor Type
Ionization
Features
Voice Alert
Kidde
10 Year Worry-Free Hardwired Combination Smoke and Carbon Monoxide Detector with Voice Alarm and Ambient Light Ring
Model# 21029893
(105)
$
69
97
Buy More, Save More
See Details
Power Source
Hardwired
Pack Size
1
Alarm Sensor Type
Photoelectric
Features
10-Year Battery