Front of the COPDLQW and a smart phone featuring the Kidde app
DETECT

Smart Carbon Monoxide Alarm with Indoor Air Quality Monitor, Plug-In with AA Backup Battery

COPDLQW

Find peace of mind with the latest CO safety technology and indoor air quality (IAQ) monitoring. This advanced alarm sends real-time notifications of CO and IAQ right on your smartphone — along with low-level CO alerts to help protect vulnerable family members.1 Plus, AA backup batteries ensure your alarm keeps working when the power goes out.

  • Real-Time Alerts: Home or away, get instant notifications of CO and indoor air quality in the Kidde app.

  • Monitor CO & Indoor Air Quality: Keep track of CO levels and help improve the air you breathe with a single smart device.

  • Take Action Sooner: Stay a step ahead of CO with low-level alerts.1

Helpful Resources

Detection Type

Power Source

10-Year BatteryAA Battery

Discover the Advantages

Take a closer look at this advanced CO alarm and learn how it can help protect your family from hidden danger.

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Key Benefits

  • A woman holding a smart phone with a CO alert showing.

    INSTANT MOBILE NOTIFICATIONS

    Get real-time alerts of CO and indoor air quality, anywhere you go.

  • A woman looking at her smart phone, with a photo rendering in the front showing a view of the air quality as good.

    MONITOR CO & INDOOR AIR QUALITY

    One device makes it simple to keep an eye on both.

  • A woman opens her window.

    LOW-LEVEL CO ALERTS

    Help protect your family by taking action sooner.1

Get to Know More

Breathe Easier at Home

Help create a healthier home for your family with a detailed look at your indoor air quality score.

Help Keep Loved Ones Safe

Even low CO levels can be harmful to kids, seniors and pets. Low-level alerts help you act sooner.*

Where Does CO Come From?

CO is produced by fuel-burning appliances, like gas stoves, water heaters, furnaces and fireplaces.

Kidde Smart Collection

Receive real-time notifications right on your phone with our smart alarm lineup.

Where to Place Devices

This simple guide helps ensure your home is fully covered.

Helpful Resources

Find the information you need to understand your CO alarm and install it with confidence.

Download iconProduct Data Sheet
Download iconUser Guide
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Kidde's comprehensive suite of products, including smoke and carbon monoxide alarms, and fire extinguishers. Number 1 home safety fire brand badge at the top.

Why Kidde?

As North America's #1 home fire safety brand,* Kidde has been working to help make your home the safest it can be for more than 100 years. Now, our latest smoke alarms and combination smoke + carbon monoxide (CO) alarms are bringing you the next level of fire and CO safety. Help protect what matters most in your life with our full fire safety lineup.

*Based on total household installations as of December 2023.

1Children, elderly adults and pets are more vulnerable to low levels of carbon monoxide and may be affected faster.