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Carbon Monoxide Alarm with Indoor Air Quality Monitor
Retail Price
Safety. Pure and simple.

The industry's first device to combine carbon monoxide (CO) detection with indoor air quality monitoring*, sensing multiple airborne threats to home health and safety from a single, Wi-Fi-enabled alarm. It provides the convenience of a plug-in with the intelligence and control of a smart alarm.

Carbon Monoxide Alarm with Indoor Air Quality Monitor
Retail Price
$ 109. 97
Kidde HomeSafe ™: Your link to safety.
The feature connects Kidde smart devices with the kidde app for instant notifications, offering detection of many common home safety threats, even when you aren't home.
How it Works
Setup is simple
Easily add alarms by scanning the QR code on the back of the product.
Remote Notifications
Get mobile alerts if carbon monoxide or indoor air quality issues are detected in your home
Get status updates
Easily test your alarm to check that it’s on and working when you are home.***
The confidence to take control of your home safety.
Set up is simple
An industry first*
The first all-in-one smart home safety device to integrate carbon monoxide detection with indoor air quality monitoring
Remote Notifications
Easy plug-in operation
Plugs into a standard outlet to provide convenient, continuous detection and easily moves from room to room as needed.
Get Status updates
Remote notification and status with Kidde HomeSafe
Use the Kidde app to receive notications if hazards are detected, know when the device needs to be replaced and test alarms.*** Mobile alerts allow you to notify friends and family of potential danger. Plus, you can Smart Hush® false alarms when you are home.***
Smarter features for a safer home.

In today’s world, a safe home is a healthy home. It’s about having the technologies and features you need to give you the confidence that the people, places and things that matter are always protected.

Breathe Easier with Indoor Air Quality monitoring
Built-in-air quality sensor measures levels of temperature, relative humidity and Total Volatile Organic Compounds (TVOC) -harmful chemicals in your air that can impact your health.
Supporting Features
Double the detection
Alerts to both carbon monoxide (CO) and indoor air quality issues using a single, Wi-Fi-enabled alarm.
Simplify setup
Just scan the QR code on the back of the product. No additional hub is needed to set up your Kidde smart devices.
One battery for 10 years*
Alarms are powered by 120V AC with a sealed long-life lithium backup battery that lasts for 10 years – the entire life of the device.
Compatible with Google Home and Amazon Alexa
Use voice commands to check alarm status and connection.†
Mold risk notification
Alerts you when humidity levels are high enough in your home to be conducive to mold growth and recommends steps to remedy the situation.
Easy to read LCD display
Provides users a quick way to understand carbon monoxide information and device status.
Advanced IAQ monitoring

The Advanced Home Health subscription allows you to track potential mold risks and receive personalized recommendations to address air quality issues.

How To Set Up Your Smart Alarm
Enjoy simple installation – a scannable QR code on the alarm itself or in the quick start guide begins the easy-to-follow, in-app instructions that guide you through the process.

From the #1 most installed re safety brand in North America comes the Kidde Carbon Monoxide Alarm with Indoor Air Quality Monitor. It provides double the detection of CO and indoor air quality issues, all from a single device that plugs into a standard outlet. The device monitors temperature, relative humidity and Total Volatile Organic Compounds (TVOC) – harmful chemicals in the air that can impact your health. And it comes equipped with the reliability of a 10-year,** sealed-in lithium backup battery, so you can count on smoke and carbon monoxide detection – even if the power goes out. It provides advanced, intelligent protection in one of its purest, simplest forms, and it’s all from a trusted leader in re safety for over 100 years.§

*First Underwriters Laboratories (UL) listed carbon monoxide device with indoor air quality monitoring.
**10-year limited warranty on alarm. Not a battery performance claim.
*** This feature is only available on devices with the Kidde HomeSafe feature, not other interconnected alarms,
when you are connected to the same Wi-Fi network as the alarm.
† Amazon, Alexa and all related logos are registered trademarks of Amazon Technologies, Inc.
Google Home is a registered trademark of Google LLC.
§ Based on total household installations as of December 2021.

Kidde Advanced Home Health Logo


Unlock premium benefits for your compatible Kidde IAQ devices with the Advanced Home Health subscription.

Mold Risk Analysis
Mold Risk Analysis
Our Kidde Indoor Air Quality (IAQ) sensors help calculate the likelihood of mold growing in your space through temperature and humidity readings.
Advanced Home Health Report
Advanced Home Health Report
You’ll receive the Advanced Home Health report each week with an in-depth analysis of your home’s air quality.
Comfort Readings
Comfort Readings
Find out how comfortable your environment is for living, sleeping and working based on your home’s temperature and relative humidity readings.
Monthly Savings
Monthly Savings
Each month, customers receive exclusive coupons for products available on

New Ways to Monitor Your Air Quality

With a Kidde IAQ device, you get standard temperature, relative humidity, and TVOC readings. Add the Kidde Advanced Home Health subscription to unlock premium IAQ benefits such as advanced Mold Risk analysis, Thermal Comfort and much more. 



Advanced Home Health

$1.99 monthly or $19.99 annually

Indoor Air Quality Alerts   Tooltip for Indoor Air Quality Alerts star-solid star-solid
Mold Risk Analysis   Tooltip for mold risk analysis. star-solid
Comfort Readings   Tooltip for Comfort Readings star-solid
Advanced Home Health Report   Tooltip for Advanced Home Health Report star-solid
10% Off Purchases at   10% Off Purchases at star-solid

Try it out with a 30-day free trial, then continue with an annual or monthly plan.

The Advanced Home Health subscription is an in-app purchase within the Kidde app (available on both iOS and Android) and requires compatible Kidde IAQ devices. Download the Kidde app today to get started.

Need assistance?

Do you need help with installation or product support? You can get the help you need through the app or from our support line.

877-542-5471 phone VISIT FAQ help Opens in a new window
The Kidde App
Compatible with Google Home and Alexa. Use voice commands to
check alarm status and connection.

Google Home is a registered trademark of Google LLC. Amazon, Alexa and all related logos are registered trademarks of Amazon Technologies, Inc.