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SafeAlert™

TrustScore 4.8 | 17,127 Customer Reviews

SafeAlert™: 24/7 Protection From the Silent Killers

SafeAlert™: 24/7 Protection From the Silent Killers

Carbon Monoxide Has No Smell, Color or Taste

Live Numbers You Can See On The Screen

4 in 1 Protection for CO, Gas and Smoke

Ideal for Kitchen, Hall and Sleep Spaces

Yes, I Want SafeAlert >>

Sandra K.

Posted on

"I never thought about carbon monoxide until a friend had a scare. I plugged this in, saw the zero on the screen, and felt better right away. It just sits there and does its job!"

Built With a Certified Electrochemical Sensor

Instant Alert Before Too Late

Live Screen Shows CO From 0 PPM

Watches CO, Gas and Smoke

Simple Design That Is Easy to Use

Simple, Clear & Ready to Plug In

Built With a Certified Electrochemical Sensor

Instant Alert Before Too Late

Live Screen Shows CO From 0 PPM

Watches CO, Gas and Smoke

Simple Design That Is Easy to Use

Simple, Clear & Ready to Plug In

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A Live Reading No Matter Your Age

Whether you are 35 or 85, in a house or a small apartment (or both!), SafeAlert shows you the live number from 0 PPM.


Say goodbye to a silent green light that waits too long, as many detectors stay quiet until CO hits 70 PPM, for hours.

A Live Reading No Matter Your Age

Whether you are 35 or 85, in a house or a small apartment (or both!), SafeAlert shows you the live number from 0 PPM.


Say goodbye to a silent green light that waits too long, as many detectors stay quiet until CO hits 70 PPM, for hours.

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Do Not Let Your Family Become a Statistic!

Picture this. Carbon monoxide has no smell, no color and no taste. It can fill your home while you sleep.


Every year, 400 or more Americans go to sleep and never wake up. 100,000 or more people go to the ER from CO. 84 percent of those deadly cases happen from September to April!

Do Not Let Your Family Become a Statistic!

Picture this. Carbon monoxide has no smell, no color and no taste. It can fill your home while you sleep.


Every year, 400 or more Americans go to sleep and never wake up. 100,000 or more people go to the ER from CO. 84 percent of those deadly cases happen from September to April!

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4 in 1 Protection for Your Whole Home

Most detectors stay silent until CO hits 70 PPM. By then you have been breathing it for hours. SafeAlert watches from 0 PPM and shows the live number, plus natural gas, propane and smoke.

4 in 1 Protection for Your Whole Home

Most detectors stay silent until CO hits 70 PPM. By then you have been breathing it for hours. SafeAlert watches from 0 PPM and shows the live number, plus natural gas, propane and smoke.

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See the Number, Act Fast

Most families assume they are protected. They are not. A green light can stay on long after a cheap sensor has died, and you would never know.


SafeAlert uses a certified electrochemical sensor, the kind used in professional detection gear. It watches all day, checks itself, and runs on backup power if the lights go out.

See the Number, Act Fast

Most families assume they are protected. They are not. A green light can stay on long after a cheap sensor has died, and you would never know.


SafeAlert uses a certified electrochemical sensor, the kind used in professional detection gear. It watches all day, checks itself, and runs on backup power if the lights go out.

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Early Warning Right Where You Need It

When danger hits, seconds matter. SafeAlert sounds an instant alarm for CO, gas or smoke, so your family can get out fast. No guesswork. A clear, loud alert.


Kitchen Watch

Plug one in near the stove, so you can see the live reading while you cook.


Sleep Watch

Put one in the hallway outside bedrooms, close to where your family sleeps.


Utility Watch

Add one by the furnace or water heater, right where a gas appliance sits.

Early Warning Right Where You Need It

When danger hits, seconds matter. SafeAlert sounds an instant alarm for CO, gas or smoke, so your family can get out fast. No guesswork. A clear, loud alert.


Kitchen Watch

Plug one in near the stove, so you can see the live reading while you cook.


Sleep Watch

Put one in the hallway outside bedrooms, close to where your family sleeps.


Utility Watch

Add one by the furnace or water heater, right where a gas appliance sits.

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A Live Reading in Seconds

Live CO From 0 PPM A Screen You Can Read

Shows Levels From 0 PPM

4 in 1 Air Watch Built Right In

Lightweight, Rated for 5 Years

No Tools Needed. Just Plug It In

A Live Reading in Seconds

Live CO From 0 PPM A Screen You Can Read

Shows Levels From 0 PPM

4 in 1 Air Watch Built Right In

Lightweight, Rated for 5 Years

No Tools Needed. Just Plug It In

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How does SafeAlert work?

Find a standard wall outlet in the room you want to watch.

Plug SafeAlert in. It takes about 5 seconds and no tools.

The screen turns on and starts showing live levels from 0 PPM.

How does SafeAlert work?

Find a standard wall outlet in the room you want to watch.

Plug SafeAlert in. It takes about 5 seconds and no tools.

The screen turns on and starts showing live levels from 0 PPM.

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What Makes SafeAlert™ The Best?

SafeAlert™ vs Others & Alternatives:

SafeAlert

Altern.

Others.

Live CO Numbers from 0 PPM

4 in 1 Air Watch

4 in 1 Air Watch

Plugs In in 5 Seconds

Battery Backup If Power Fails

180 Day Money Back Guarantee

Self Testing Around the Clock

Works For Everyone

SafeAlert

Altern.

Others.

Live CO Numbers from 0 PPM

4 in 1 Air Watch

4 in 1 Air Watch

Plugs In in 5 Seconds

Battery Backup If Power Fails

180 Day Money Back Guarantee

Self Testing Around the Clock

Works For Everyone

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What People Are Saying About SafeAlert™

Rated 4.8/5 Stars by 17,127+ Happy Customers

Jessica C.

I plugged it in and it was up and running. I love that you can actually see the numbers on the screen. Our old one just had a green light. Highly recommend!

James W.

I started with one and ordered two more the same week. One near the furnace, one in the kitchen, one in the hall. Peace of mind for the whole house!

Carol B.

I got one for my mom, who is older and lives alone. She plugged it in herself in under a minute. We both feel better knowing she can see the reading and hear the alarm if something is wrong!

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50% OFF SafeAlert™

180 Day Money Back Guarantee

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Yes, I Want SafeAlert >>

Sale ends today at 23:59

Special Offer Live Now!

Try SafeAlert™ Now Risk Free At a Historically Low Price

Order Now & You'll Get:

50% OFF SafeAlert™

180 Day Money Back Guarantee

FREE Shipping

Yes, I Want SafeAlert >>

Sale ends today at 23:59

180 day “Like it or your money back” guarantee.

Give our products 180 days with no risk at all. If you do not get the results you want, we do not want your money. We think you will feel safer knowing exactly what your family is breathing. Use it for at least 3 weeks so it can become part of your home routine. If you are still not happy and want to send it back, you can do so any time in the 180 days of our money back guarantee.


Buying things online can feel risky, but we want you to feel safe and sure when you buy from us. If you are not happy with your order, do not worry. We will make sure you are taken care of.


We offer 24/7/365 online email support. Contact us if you need help.

More Than 151,637 Families Use The

SafeAlert™

Frequently Asked Questions

What does SafeAlert actually detect?

It watches for carbon monoxide, natural gas, propane and smoke from fire, 4 in 1 in one device. Most cheap detectors only cover CO. The live screen shows the CO level from 0 PPM, so you see danger rising before it becomes an emergency. If levels get dangerous, the alarm goes off on its own.

How do I install it, and where should I put it?

Plug it into any standard wall outlet. That is it. No tools, no ladder, no electrician. It takes 5 seconds. Put one near gas appliances like your furnace, water heater or stove, and one in the hallway outside bedrooms. One per floor is a good start. Most families need 2 to 4 for full coverage.

What happens if the power goes out?

The built in battery backup keeps it running even when the power goes out. Power cuts do not pause gas leaks or fires. It also runs automatic self checks around the clock. You do not have to do anything. If something is wrong, it will tell you. The screen lets you see that it is on.

How is this different, and how long does it last? 

Most standard detectors just show a green light and do not alarm until CO hits 70 PPM. By then you have already been breathing it for hours. SafeAlert shows real numbers starting at 0 PPM. It is rated for 5 years. Most cheap detectors burn out in 2 to 3 years while the green light keeps glowing. Shipping is always free, and we email you a tracking link once your order is on the way.

More Than 17,127 Satisfied Customers

RESULTS OR MONEY BACK GUARANTEE

If you are not satisfied with the results, just contact us and get your money back.

FREE SHIPPING

We offer free shipping on all our products.

GUARANTEED HIGH QUALITY

SafeAlert uses a certified electrochemical sensor and strong parts. This helps it keep a clear reading for years.

SafeAlert™ Copyright 2026 All Rights Reserved

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