$(csi.user.businessName)

Skip to content Go to Product Search

1643 County Road B2Roseville, MN 55113Open until 9 pm

Find Another Store

Hi there!

For the best experience, be sure to sign in.

Best Buy Gamers

Deal of the Day

My Best Buy Memberships

Best Buy Business

Main Content

Deals
Support & Services
Brands
Shop

Deals
Support & Services
- Visit our Support Center
- Repair & Tech Services
- Remote Support
- Manage an Appointment
- Trade In Your Device
- Check Repair Status
- Best Buy Brands Support
- Best Buy Business Professional Services
- Learn About Services by Category
- Protection & Support Plans
- Additional Services
Brands
- Apple
- ASUS
- Beats
- Dell
- HP
- Lenovo
- LG
- Meta
- Nintendo
- Pokémon
- Samsung
- Sony
- All Brands
- Best Buy Brands
Discover
Shop
- TV & Home Theater
  - Explore TV & Home Theater
  - Learn About RGB LED TVs
  - TVs by Size
  - TVs by Brand
  - TVs by Type
    - All Televisions
    - Top TV Deals
    - TVs Under $500
    - RGB LED TVs
    - OLED TVs
    - Smart TVs
    - 4K TVs
    - QLED TVs
    - Frame TVs
    - Mini-LED TVs
    - Gaming TVs
    - Services & Support
      - TV Mounting & Installation
  - All Sound Bars & Home Audio
    - Explore Sound Bars & Home Audio
    - Sound Bars
    - Home Theater & Stereo Systems
    - Speakers
    - Receivers & Amplifiers
    - Premium Audio
    - Services & Support
      - TV & Home Theater Services
  - Projectors & Screens
  - Blu-ray & DVD Players
  - Streaming Devices
  - Home Theater Accessories
  - Premium TV & Home Theater
  - Deals & Outlet
  - Services & Support
  - Best Buy for Business
  - Featured
- Computers & Tablets
- Appliances
  - Explore Appliances
  - Major Kitchen Appliances
  - Small Kitchen Appliances
  - Luxury Kitchen Appliances
  - Washers & Dryers
  - Vacuums & Floor Care
  - Heating, Cooling & Air Quality
  - Appliance Packages
  - Shop by Brand
  - Small Space Appliances
  - Appliance Parts & Accessories
  - Deals & Outlet
  - Services & Support
    - Delivery, Installation & Repair
    - My Best Buy Memberships
  - Featured
- Video Games
- Cell Phones
- Cameras, Camcorders & Drones
  - Explore Cameras, Camcorders & Drones
  - Cameras & Lenses
  - Action Cameras & Camcorders
  - Content Creator Gear
  - Camera Accessories
  - Drones
  - Binoculars, Telescopes & Optics
  - Shop by Brand
  - Deals & Outlet
    - Camera, Camcorder & Drone Deals
    - Cameras, Camcorders & Drones Outlet
- Headphones
- Home Audio & Speakers
- Home, Furniture & Office
- Wearable Technology
  - Explore Wearable Technology
  - Apple Watch
  - Samsung Galaxy Smartwatches
  - Smartwatches
  - Fitness Trackers & Accessories
  - Smart Rings
  - Smart & AI Glasses
  - Headphones
  - Virtual Reality
  - Shop by Brand
  - Wearable Technology Accessories
  - Deals & Outlet
    - Wearable Technology Deals
    - Wearable Technology Outlet
  - Featured
    - Apple Watch Series 12
    - Apple Watch Ultra 4
- Smart Home, Security & Wi-Fi
  - Explore Smart Home, Security & Wi-Fi
  - Wi-Fi & Networking
  - Security Cameras & Surveillance
  - Smart Doorbells
  - Smart Door Locks
  - Home Security Systems
  - Smart Speakers & Displays
  - Smart Lighting
  - Smart Thermostats
  - Smart Plugs & Outlets
  - Smart Devices
  - Deals & Outlet
    - Smart Home, Security & Wi-Fi Deals
    - Smart Home, Security & Wi-Fi Outlet
  - Services & Support
    - Smart Home Services
    - Home Wi-Fi Setup
  - Featured
    - Smart Home Tips & Tricks
    - Home Wi-Fi Networking Tips
- Trading Cards, Collectibles & Toys
- Health, Wellness & Personal Care
  - Explore Health, Wellness & Personal Care
  - Home Health Care
  - Personal Care & Beauty
  - Workout Recovery
  - Eyewear
  - Baby
  - Wearable Tech
  - Contrast Therapy: Hot & Cold Therapy
  - Exercise & Fitness Equipment
  - Muscle Pain Relief & Workout Recovery
  - Ear Care
  - Deals & Outlet
- Sports, Fitness & E-Transportation
  - Explore Fitness, Sports & Outdoors
  - Exercise & Fitness Equipment
  - Water Sports Equipment
  - Sports Gear & Equipment
  - Kids' Sports & Outdoor Play
  - Camping Gear
  - Electric Transportation
  - Bikes
  - Game Room
  - Yard Games
  - Safety Gear & Accessories
  - Sports Fan Shop
  - Deals
  - Featured
- Outdoor Living
  - Explore Outdoor Living
  - Grills & Outdoor Cooking
  - Outdoor Kitchens
  - Outdoor Heating
  - Outdoor Power Equipment
  - Outdoor Home Theater
  - Outdoor Lighting
  - Patio Furniture
  - Lawn & Garden
  - Generators & Backup Power
  - Sheds & Outdoor Storage
  - Deals & Outlet
    - Outdoor Living Deals
    - Outdoor Living Outlet
  - Services & Support
  - Featured
- Music, Movies & TV Shows
- Automotive
  - Explore Automotive
  - Car Audio
  - Car Care & Cleaning
  - Auto Tools & Equipment
  - Car Safety & Security
  - Automotive Power Inverters
  - Auto Accessories
  - Electric Car Chargers
  - Car GPS Navigation
  - Marine & Powersports
  - Car Electronic Installation Parts
  - Deals & Outlet
    - Automotive Deals
    - Automotive Outlet
  - Services & Support
    - Car Electronics Professional Installation
    - My Best Buy Memberships
Account
Order Status
Recently Viewed
Saved Items
Best Buy Gamers
Deal of the Day
Top Deals
Trade-In
Gift Ideas
My Best Buy Memberships
Credit Cards
Gift Cards
Best Buy Business

Bosch Smart Home Smoke Detector II search results

Filters

Skip To Results

Get it fast

Pickup · Ready todayRoseville & nearby stores

Shipping · Get it today55423

Sold & shipped by

Best Buy

Category

Home Alarms & Sensors

Smoke & Carbon Monoxide Detectors

Water & Temperature Sensors

Price

to

Less than $25

$25 - $49.99

$50 - $74.99

$75 - $99.99

$100 - $149.99

$150 - $199.99

$200 - $249.99

$250 - $499.99

Brand

First Alert

X-SENSE

Google

Kidde

ecobee

Energizer

Rayovac

SPT

Features

App Compatible

Bluetooth

ENERGY STAR Certified

Backlit

Date/Time Display

Battery Backup

Plug-In

Keypad Lock

Color

White

Silver

Gray

Black

Blue

Multi

Power Source

Battery-powered

Hard wired

Plug-in

Customer Rating

Top-Rated

5

4 & Up

Condition

Brand Compatibility

Kidde

Ring

First Alert, BRK

Fosmon

Ultrahuman

X-SENSE

Voltage

3 volts

9 volts

120 volts

121 volts

1.5 volts

Works With

Amazon Alexa

Google Home

Ring

Apple Home

Hue

Nest

Wink

Top picks to explore

GE Profile - UltraFast 4.8 Cu. Ft. High-Efficiency Smart Front Load Washer and Electric Dryer Combo with Ventless Heat Pump - Carbon Graphite
Rating 4.2 out of 5 stars with 1523 reviews
$2,298.99
The price was $2,699.99
PlayStation 5 Pro Console
Rating 4.8 out of 5 stars with 5581 reviews
$1,575.00
Acer - Predator Neo Gaming Laptop - 16" OLED -Intel Core Ultra 9 Series 2 2026 2.5k - RTX 5070 Ti - 16GB Memory - 1TB Storage - Obsidian Black
Rating 4.7 out of 5 stars with 13 reviews
$2,224.99
The price was $2,774.99
Apple - iPhone Duo 256GB - Star White (AT&T)
Not yet reviewed
$55.56 per month
for 36 months; 0% APR
HP - 14" 2K Touchscreen Chromebook Plus - Intel Core 3 N355 - 8GB Memory - 128GB Storage - Glacier Silver
Rating 4.9 out of 5 stars with 35 reviews
$449.00
The price was $599.00
Skytech Gaming - KING 95 Gaming PC - AMD Ryzen 7 7800X3D (2023) - NVIDIA GeForce RTX 5070 - 32GB DDR5 Memory - 1TB Storage - White
Rating 5 out of 5 stars with 1 reviewfalse
$1,759.99
The price was $2,279.99
JBL - PartyBox Club 120 Portable Wireless Party Speaker - 2024 - Black
Rating 4.9 out of 5 stars with 817 reviews
$399.95
The price was $449.95
Lenovo - IdeaPad Slim 3i 15.3" 2K Touchscreen Laptop - Intel Core 7 350 2026 - 16GB Memory - 512GB Storage - Cosmic Blue
Rating 4.7 out of 5 stars with 51 reviews
$798.50
The price was $1,299.99
Apple - MacBook Air 13-inch Laptop - M5 chip with 10-core CPU and 8-core GPU - 16GB Memory - 512GB SSD - Midnight
Rating 4.9 out of 5 stars with 1852 reviews
$1,149.00
The price was $1,299.00
Grand Theft Auto VI - (Code in Box, Delivers 11/12/26, Playable 11/19/26) - PlayStation 5
Not yet reviewed
$79.99

Bosch Smart Home Smoke Detector II (89)

Sort by:

Kidde - Smart Smoke Detector, Ring App Enabled for Real-Time Notifications, Hardwired Alarm, AA Backup Battery - White
Rating 5 out of 5 stars with 1 reviewfalse
$54.97
Get it by Mon, Nov 16 • $5.99
Compare
SimpliSafe - Smoke & Carbon Monoxide Detector - White
Rating 4.7 out of 5 stars with 39 reviews
$69.99
Pick up today
Get it tomorrow • FREE
Compare
Kidde - Battery Powered Ring App Enabled Smart Smoke Detector, Voice Alerts, Wire-Free Interconnect Alarm - White
Syndicated rating, 4.736842 out of 5 stars with 76 reviews on Kidde.
(76 reviews from Kidde)
$49.97
Get it by Mon, Nov 16 • $5.99
Compare
Google - Nest Protect 2nd Generation Smart Smoke/Carbon Monoxide Wired Alarm - White
Rating 4.8 out of 5 stars with 2707 reviews
$314.95
Save $185.04
The comparable value is $499.99
Get it by Wed, Oct 28 • FREE
Compare

Google - Nest Protect 2nd Generation (Battery) Smart Smoke/Carbon Monoxide Alarm - White
Rating 4.8 out of 5 stars with 2848 reviews
Compare
Kidde - Hardwired Ring App Enabled Smart Smoke & Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnected Alarm - White
Syndicated rating, 4.3703704 out of 5 stars with 27 reviews on Kidde.
(27 reviews from Kidde)
Compare
Kidde - Battery Powered Ring App Enabled Smart Smoke & Carbon Monoxide Detector, Voice Alerts, Wire-Free Interconnect Alarm - White
Syndicated rating, 4.763158 out of 5 stars with 38 reviews on Kidde.
(38 reviews from Kidde)
Compare
X-SENSE - Smart Radon Detector with LCD Display 2 -Year Battery - White
Syndicated rating, 4.1 out of 5 stars with 10 reviews on X-SENSE.com.
(10 reviews from X-SENSE.com)
Compare

Sponsored

X-SENSE - 10-Year Battery Smoke Detectors with Photoelectric Sensor and LED Warning Light 2 Pack - White
Syndicated rating, 3.8333333 out of 5 stars with 18 reviews on X-SENSE.com.
(18 reviews from X-SENSE.com)
$34.99
Get it by Fri, Oct 30 • FREE
Compare
First Alert - Voice Alert Hard-Wired Photoelectric Smoke Detector 1 pk
Not yet reviewed
$45.55
Save $3.60
The comparable value is $49.15
Get it by Mon, Oct 26 • FREE
Compare
First Alert - BRK Battery-Powered Photoelectric Smoke and Carbon Monoxide Detector 6 pk
Not yet reviewed
$238.13
Save $31.86
The comparable value is $269.99
Get it by Mon, Oct 26 • FREE
Compare
X-SENSE - 10-Year Battery Smoke and Carbon Monoxide Detector with LCD Display and LED Light 2 Pack - White
Syndicated rating, 3.6363637 out of 5 stars with 11 reviews on X-SENSE.com.
(11 reviews from X-SENSE.com)
$76.99
Get it by Tue, Oct 27 • FREE
Compare

X-SENSE - 10-Year Battery Smoke and Carbon Monoxide Detector with Photoelectric Sensor and LED Light 2 Pack - White
Syndicated rating, 4.8333335 out of 5 stars with 6 reviews on X-SENSE.com.
(6 reviews from X-SENSE.com)
$73.99
Get it by Tue, Oct 27 • FREE
Compare
X-SENSE - 10-Year Battery Wireless Interconnected Smoke and Carbon Monoxide Detector with Photoelectric Sensor 2 Pack - White
Syndicated rating, 4.8333335 out of 5 stars with 6 reviews on X-SENSE.com.
(6 reviews from X-SENSE.com)
$84.99
Get it by Tue, Oct 27 • FREE
Compare
First Alert - Battery-Powered Ionization/Photoelectric Dual Sensor Smoke Detector 1 pk
Not yet reviewed
$69.16
Save $6.21
The comparable value is $75.37
Get it by Mon, Oct 26 • FREE
Compare
X-SENSE - 10-Year Battery Wireless Interconnected Smoke Detector with Photoelectric Sensor and LED Warning Light 2 Pack - White
Syndicated rating, 4.55 out of 5 stars with 20 reviews on X-SENSE.com.
(20 reviews from X-SENSE.com)
$53.99
Get it by Fri, Oct 30 • FREE
Compare

Sponsored

16 of 89 products

Tell us about your search experience

Sponsored

Popular Best Buy

Pokémon - Trading Card Game: 30th Celebration Elite Trainer Box
$169.99
Skytech Gaming - KING 95 Gaming PC - AMD Ryzen 7 7800X3D (2023) - NVIDIA GeForce RTX 5070 - 32GB DDR5 Memory - 1TB Storage
$1,759.99
The price was $2,279.99
HP - Victus 15.6" 144Hz Full HD Gaming Laptop - Intel Core i5 13420H (2023) - 8GB RAM - NVIDIA GeForce RTX 3050 - 512GB SSD
$649.99
The price was $1,124.99
Aurzen - Tri-Fold Truly Mini Projector, Zero-Lag Focus, One-Click Screen Mirroring, 5000mAh Battery, DLP Tech
$249.99
The price was $499.99
Alpicool - X9 Portable Fridge 12 Volt Car Refrigerator 10 Quart Fast Cooling Freezer For Fishing, Camping, Truck, RV
$79.99
The price was $149.99
Apple - iPhone Duo 256GB
Not yet reviewed
$1,999.99
bella PRO - Perfect Grind Programmable Single-Serve Coffee Maker with Integrated Burr Grinder
Top Deal
$59.99
The price was $149.99
NEXPURE - Body Hair Trimmer Wet Dry Groin Bikini Trimmer Ceramic Blade LED Waterproof USB Rechargeable
$19.59
The price was $59.99
Pokémon - Trading Card Game: 30th Celebration Booster Bundle
$98.00
Pokémon - Trading Card Game: 30th Celebration Mini Tin (1 Mini Tin per Order)
$39.99
Apple - iPhone Duo 512GB
Not yet reviewed
$2,199.99
Ring - Battery Doorbell 2K, Retinal wide-angle video, up to 6x Enhanced Zoom, Two-Way Talk, Built-In Battery + Indoor Cam Plus
$69.99
The price was $139.99
Apple - iPhone Duo 256GB
Not yet reviewed
$1,999.99
Pokémon - Trading Card Game: 30th Celebration Tech Sticker Collection (1 Tech Sticker Collection per Order)
$46.68
Apple - iPhone Duo 512GB
Not yet reviewed
$2,199.99

Best selling smoke and carbon monoxide detectors

First Alert - Smoke and Carbon Monoxide Detector Battery Powered
$124.99
The price was $129.99
SimpliSafe - Smoke & Carbon Monoxide Detector
$69.99
First Alert - Z-Wave Smoke and Carbon Monoxide Detector
$64.99
Google - Nest Protect 2nd Generation Smart Smoke/Carbon Monoxide Wired Alarm
$314.95
The price was $499.99
First Alert - SMCO500V Interconnect Battery-Operated 2-in-1 Smoke and CO Alarm, Voice and Location Alerts
Not yet reviewed
$63.52
SimpliSafe - Smoke & CO Alarm Listener
$44.99
Ring - Smoke & CO Listener (Newest Model) – On Amazon Sidewalk, no base station needed, Pro Monitoring (sold separately)
$27.99
The price was $39.99
First Alert - SMICO100-AC Interconnect Hardwire 2-in-1 Smoke and CO Alarm, Battery Backup, Ionization
$62.99
First Alert - Plug-In Explosive Gas and Carbon Monoxide Alarm
$59.99
Kidde - Battery Powered Ring App Enabled Smart Smoke & Carbon Monoxide Detector, Voice Alerts, Wire-Free Interconnect Alarm
$69.99
Kidde - Smart Carbon Monoxide Detector & Indoor Air Quality Monitor, Plug-In w/ AA Battery, 2.4 GHz Wi-Fi Enabled
$79.99
X-SENSE - 10-Year Battery Smoke and Carbon Monoxide Detector with Photoelectric Sensor and LED Light 2 Pack
$73.99
X-SENSE - 10-Year Battery Smoke and Carbon Monoxide Detector with Photoelectric Sensor and LED Light 1 Pack
$37.99
X-SENSE - 10-Year Battery Wireless Interconnected Smoke and Carbon Monoxide Detector with Display and LED Light 4 Pack
$169.99
X-SENSE - 10-Year Battery Smoke Detectors with Photoelectric Sensor and LED Warning Light 2 Pack
$34.99

Sponsored

Explore related products Sponsored

Victus 15.6" 144Hz Full HD Gaming Laptop - Intel Core i5 13420H (2023) - 8GB RAM - NVIDIA GeForce RTX 3050 - 512GB SSD
$649.99
The price was $1,124.99
ProBook 460 G11 16" FHD+ Business AI PC Laptop - Intel Core Ultra 7 - 32GB RAM - 1TB SSD - HP Wolf Security - Win11Pro
Not yet reviewed
$1,449.99
The price was $1,499.99
16 Plus Laptop (Ultra 9-288V, 32GB, 1TB PCIe SSD, 16.0 Touch WUXGA (1920x1200), Intel Arc, Win 11 Pro)
Not yet reviewed
$1,629.00
Alienware 18 18" Gaming Laptop,Intel Ultra 9 275HX,GeForce RTX 5080,64GB DDR5,2TB SSD+1TB Dock Set,Win 11 Pro
Not yet reviewed
$5,149.00
The price was $7,649.00
OmniBook 5 16" WUXGA Touch Laptop,Ryzen AI 7 350,32GB RAM,1TB SSD+1TB Dock Set,Radeon 860M,Backlit,Win 11
Not yet reviewed
$1,149.00
15 15.6" FHD Laptop,Intel Core i7-1355U,16GB RAM,1TB SSD+288GB Docking Station,Intel UHD Graphics,Win 11 Pro
Not yet reviewed
$1,049.00
15 15.6" FHD Display Laptop,Intel Core i7-1355U,32GB RAM,1TB SSD+160GB Docking Station,Win 11 Pro
Not yet reviewed
$1,099.00
Alienware 18 18" Gaming Laptop,Intel Ultra 9 275HX,GeForce RTX 5080,32GB DDR5,1TB SSD+1TB Dock Set,Win 11 Pro
Not yet reviewed
$4,529.00
The price was $6,759.00

Sponsored

Sponsored

Visit our Support Center
Check your Order Status
Shipping, Delivery & Store Pickup
Returns & Exchanges
Price Match Guarantee

Order & Purchases

Check Order Status
Shipping, Delivery & Pickup
Returns & Exchanges
Price Match Guarantee
Product Recalls
Trade-In Program
Gift Cards

Payment Options

My Best Buy® Credit Card
Pay Your Bill at Citibank
Lease to Own
Buy Now, Pay Later
Best Buy Business Financing

Support & Services

Visit our Support Center
Schedule a Service
Manage an Appointment
Protection & Support Plans
Haul Away & Recycling
Contact Us

Rewards & Membership

My Best Buy Memberships
View Points & Certificates
Member Offers

Partnerships

Sell on Best Buy Marketplace
Advertise with Us
Affiliates: Creators & Publishers
Best Buy Health
Best Buy Education
Best Buy Business
Partner+

About Best Buy

Corporate Information
Careers
Corporate Responsibility
Sustainability

Sign in or Create Account

Get the latest deals and more.

Email Address

Best Buy appLearn more ›

How was your experience?

Best Buy Canada

Accessibility Terms & Conditions Privacy Interest-Based Ads State Privacy Rights Health Data Privacy Do Not Sell/Share My Personal Information Limit Use of My Sensitive Personal Information Targeted Advertising Opt Out CA Supply Chain Transparency Act

In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.