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Best Buy customers often prefer the following products when searching for safety smoke detectors.

Smoke detectors are a must-have for any home, but they're especially important if you have children or pets. That's because smoke can fill your home with harmful particles that can trigger asthma or allergies, as well as irritate your respiratory system. Fortunately, there are plenty of options when it comes to choosing a smoke detector. Browse the top-ranked list of safety smoke detectors below along with associated reviews and opinions.

Main Results
  1. Google - Nest Protect 2nd Generation Smart Smoke/Carbon Monoxide Wired Alarm - White - Angle_Zoom
    Top comment

    "I’m very happy and safety with the nest smoke detector beyond a what expected...Excellent detector for home safety...Great smoke/carbon monoxide detector and very easy to install."

    See all customer reviews

    Product Description

    Nest Protect reliably detects and alerts you to the presence of smoke or carbon monoxide in your home. The alarm speaks to you in a calm, clear, human voice, telling you the location of the danger. It also provides smartphone alerts and battery status updates to help protect your home. This hardwired version is suitable for homes with existing hardwired smoke or CO detectors.
    See all Smoke & Carbon Monoxide Detectors
    Top comment

    "I’m very happy and safety with the nest smoke detector beyond a what expected...Excellent detector for home safety...Great smoke/carbon monoxide detector and very easy to install."

    See all customer reviews

    Product Description

    Nest Protect reliably detects and alerts you to the presence of smoke or carbon monoxide in your home. The alarm speaks to you in a calm, clear, human voice, telling you the location of the danger. It also provides smartphone alerts and battery status updates to help protect your home. This hardwired version is suitable for homes with existing hardwired smoke or CO detectors.
    See all Smoke & Carbon Monoxide Detectors
    See all Smoke & Carbon Monoxide Detectors
  2. SimpliSafe - Smoke & Carbon Monoxide Detector - White - Front_Zoom
    Top comment

    "It’s nice to finally have a combo Smoke and CO2 detector...Smoke/CO detector"

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    Product Description

    Get alerted the minute a dangerous hazard threatens your home with the 2-in-1 smoke and carbon monoxide detector. Engineered to tell the difference between dangerous smoke and burning food, so you’ll always know when there’s a real emergency. It’s also backed by SimpliSafe’s award-winning security system and 24/7 professional monitoring—any time there’s trouble, emergency assistance will be quickly sent to your front door.* Setup is easy too with the included hardware. Plus, thoughtful notifications will give you daily updates on your detectors’ status, so you know it’s working properly. *Emergency dispatch is available with select monitoring plans.
    See all Security Camera & System Accessories
    Top comment

    "It’s nice to finally have a combo Smoke and CO2 detector...Smoke/CO detector"

    See all customer reviews

    Product Description

    Get alerted the minute a dangerous hazard threatens your home with the 2-in-1 smoke and carbon monoxide detector. Engineered to tell the difference between dangerous smoke and burning food, so you’ll always know when there’s a real emergency. It’s also backed by SimpliSafe’s award-winning security system and 24/7 professional monitoring—any time there’s trouble, emergency assistance will be quickly sent to your front door.* Setup is easy too with the included hardware. Plus, thoughtful notifications will give you daily updates on your detectors’ status, so you know it’s working properly. *Emergency dispatch is available with select monitoring plans.
    See all Security Camera & System Accessories
    See all Security Camera & System Accessories
  3. SimpliSafe - Smoke Detector - White - Front_Zoom

    Model: SSSD3
    SKU: 6520590
    Top comment

    "Smoke detector...The smoke detector works great. Tested to see the effect of having this device....Installed 3 smoke detectors on a Simplisafe system I have had for 6 years. "

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    Product Description

    Protect your home and family from fires with the SimpliSafe Smoke Detector that's fully connected to your SimpliSafe Home Security System. You’ll get an instant alert sent to your phone when dangerous levels of smoke are detected. Plus, with a 24/7 Professional Monitoring Plan, the smoke detector alerts our monitoring center in an emergency. That means you’ll get a fast response from firefighters.
    See all Home Security Accessories
    Top comment

    "Smoke detector...The smoke detector works great. Tested to see the effect of having this device....Installed 3 smoke detectors on a Simplisafe system I have had for 6 years. "

    See all customer reviews

    Product Description

    Protect your home and family from fires with the SimpliSafe Smoke Detector that's fully connected to your SimpliSafe Home Security System. You’ll get an instant alert sent to your phone when dangerous levels of smoke are detected. Plus, with a 24/7 Professional Monitoring Plan, the smoke detector alerts our monitoring center in an emergency. That means you’ll get a fast response from firefighters.
    See all Home Security Accessories
    See all Home Security Accessories
  4. Cobra - RAD 380 Radar and Laser Detector - Black - Angle_Zoom
    Top comment

    "Cobra Radar Detector...These radar detectors are great, good for an inexpensive one, I would recomend Cobra to anyone....I would recommend this radar detector to anyone at the price i paid."

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    Product Description

    The RAD 380 radar detector is the easiest way to drive smarter and safer. With next gen technology now at a wallet friendly price, get longer range and fewer false alerts than other detectors in its class.
    See all Radar Detectors
    Top comment

    "Cobra Radar Detector...These radar detectors are great, good for an inexpensive one, I would recomend Cobra to anyone....I would recommend this radar detector to anyone at the price i paid."

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    Product Description

    The RAD 380 radar detector is the easiest way to drive smarter and safer. With next gen technology now at a wallet friendly price, get longer range and fewer false alerts than other detectors in its class.
    See all Radar Detectors
    See all Radar Detectors
  5. Eve Water Guard - Connected Water Leak Detector - White - Front_Zoom
    Top comment

    "This leak detector has already saved me from a flood in my kitchen. ...Eve - Water Guard Connected Water Leak Detector"

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    Product Description

    Leave your home even with the washing machine running. Enjoy complete peace of mind knowing that no water's leaking in the cabinet beneath those water pipes. And keep a watchful eye on the basement, even though you don't go there that often. Eve Water Guard detects water leaks and alerts you the moment they occur - visually, audibly and via an app on your iPhone. The supplied 6.5 ft / 2 m sensing cable is extendable up to 490 ft / 150 m and serves as a full-length sensor for monitoring large areas of your room. And the Eve app reminds you at regular intervals to check that Eve Water Guard is working perfectly. With Eve Water Guard, avoid expensive water damage and add a watertight layer of protection to your home.

    Eve Water Guard joins your Thread network automatically and is Apple HomeKit-enabled for outstanding ease of use with iPhone, iPad, and Apple Watch. As a router node, Eve Water Guard relays other Thread accessories' data packages and enhances the stability and reach of your smart home. The water detector is quick & easy to set up, and you don't need a bridge.

    And the best thing about all Eve accessories is how they protect your privacy: Eve does not harvest your personal data and there is no Eve cloud, so your data won't get exposed. Local intelligence means all the processing is done locally and Eve accessories communicate directly with your iPhone, iPad, or home hub without any cloud dependency or bridge.

    See all Water & Temperature Sensors
    Top comment

    "This leak detector has already saved me from a flood in my kitchen. ...Eve - Water Guard Connected Water Leak Detector"

    See all customer reviews

    Product Description

    Leave your home even with the washing machine running. Enjoy complete peace of mind knowing that no water's leaking in the cabinet beneath those water pipes. And keep a watchful eye on the basement, even though you don't go there that often. Eve Water Guard detects water leaks and alerts you the moment they occur - visually, audibly and via an app on your iPhone. The supplied 6.5 ft / 2 m sensing cable is extendable up to 490 ft / 150 m and serves as a full-length sensor for monitoring large areas of your room. And the Eve app reminds you at regular intervals to check that Eve Water Guard is working perfectly. With Eve Water Guard, avoid expensive water damage and add a watertight layer of protection to your home.

    Eve Water Guard joins your Thread network automatically and is Apple HomeKit-enabled for outstanding ease of use with iPhone, iPad, and Apple Watch. As a router node, Eve Water Guard relays other Thread accessories' data packages and enhances the stability and reach of your smart home. The water detector is quick & easy to set up, and you don't need a bridge.

    And the best thing about all Eve accessories is how they protect your privacy: Eve does not harvest your personal data and there is no Eve cloud, so your data won't get exposed. Local intelligence means all the processing is done locally and Eve accessories communicate directly with your iPhone, iPad, or home hub without any cloud dependency or bridge.

    See all Water & Temperature Sensors
    See all Water & Temperature Sensors
  6. First Alert - Smoke and Carbon Monoxide Alarm - Works with Ring - White - Front_Zoom
    Top comment

    "Best smoke detector...It works pretty good.this is one of the best smoke detectors I can buy.....Great combo smoke/carbon monoxide detector....Nice combination device for home safety! Would recommend and buy again!"

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    Product Description

    First Alert ZCOMBO is a state-of-the-art wireless combination smoke and CO alarm designed to provide early warning of a fire or CO. It features a fully insect screened Photoelectric smoke sensing chamber and an electrochemical carbon monoxide sensor, an 85dB horn, a supervised 3V (2 AA batteries) power supply, utilizes one test button to setup, test and silence. This combination alarm will operate with 3rd party, certified Z-Wave devices enabled with the First Alert protocol and the basic command class required by all Z-Wave devices. First Alert ZCOMBO also includes the Smart Start feature which allows a faster and more intuitive connection of device to hub and on-boarding via use of QR code scan located on device. By the requirements of the Device Class spec, this command class does not have to be mapped to any particular functionality for this device. The alarm supports one association group with up to 1 node and sends its alarms to that group. The alarm supports configuration parameter #1, which has a size of 1, a default value of 0, and when set to 1 causes the device to send double alarm messages. Upon the detection of smoke or CO conditions, the alarm reports smoke and or CO detected to the controller. The device shall send the applicable message when the conditions are cleared. These notifications must be wrapped in the Supervision CC. The following notifications must be supported. The alarm sends a “Heartbeat” signal to hub periodically to confirm operability. It also features tamper resistant locking pins that lock alarm to the mounting bracket and battery drawer to prevent removal of battery or alarm. Designed for wall or ceiling mounting. Includes mounting anchors and screws.
    See all Smoke & Carbon Monoxide Detectors
    Top comment

    "Best smoke detector...It works pretty good.this is one of the best smoke detectors I can buy.....Great combo smoke/carbon monoxide detector....Nice combination device for home safety! Would recommend and buy again!"

    See all customer reviews

    Product Description

    First Alert ZCOMBO is a state-of-the-art wireless combination smoke and CO alarm designed to provide early warning of a fire or CO. It features a fully insect screened Photoelectric smoke sensing chamber and an electrochemical carbon monoxide sensor, an 85dB horn, a supervised 3V (2 AA batteries) power supply, utilizes one test button to setup, test and silence. This combination alarm will operate with 3rd party, certified Z-Wave devices enabled with the First Alert protocol and the basic command class required by all Z-Wave devices. First Alert ZCOMBO also includes the Smart Start feature which allows a faster and more intuitive connection of device to hub and on-boarding via use of QR code scan located on device. By the requirements of the Device Class spec, this command class does not have to be mapped to any particular functionality for this device. The alarm supports one association group with up to 1 node and sends its alarms to that group. The alarm supports configuration parameter #1, which has a size of 1, a default value of 0, and when set to 1 causes the device to send double alarm messages. Upon the detection of smoke or CO conditions, the alarm reports smoke and or CO detected to the controller. The device shall send the applicable message when the conditions are cleared. These notifications must be wrapped in the Supervision CC. The following notifications must be supported. The alarm sends a “Heartbeat” signal to hub periodically to confirm operability. It also features tamper resistant locking pins that lock alarm to the mounting bracket and battery drawer to prevent removal of battery or alarm. Designed for wall or ceiling mounting. Includes mounting anchors and screws.
    See all Smoke & Carbon Monoxide Detectors
    See all Smoke & Carbon Monoxide Detectors
  7. Google - Nest Protect 2nd Generation (Battery) Smart Smoke/Carbon Monoxide Alarm - White - Angle_Zoom
    Top comment

    "I’m very happy and safety with the nest smoke detector beyond a what expected...Great Smoke Detector...Huge fan of Nest's smoke detectors. we have them all over our house."

    See all customer reviews

    Product Description

    Nest Protect Smoke and Carbon Monoxide Alarm - 2nd Generation (Battery): Nest Protect reliably detects and alerts you to the presence of smoke or carbon monoxide in your home. The alarm speaks to you in a calm, clear, human voice, telling you the location of the danger. It also provides smartphone alerts and battery status updates to help protect your home.
    See all Smoke & Carbon Monoxide Detectors
    Top comment

    "I’m very happy and safety with the nest smoke detector beyond a what expected...Great Smoke Detector...Huge fan of Nest's smoke detectors. we have them all over our house."

    See all customer reviews

    Product Description

    Nest Protect Smoke and Carbon Monoxide Alarm - 2nd Generation (Battery): Nest Protect reliably detects and alerts you to the presence of smoke or carbon monoxide in your home. The alarm speaks to you in a calm, clear, human voice, telling you the location of the danger. It also provides smartphone alerts and battery status updates to help protect your home.
    See all Smoke & Carbon Monoxide Detectors
    See all Smoke & Carbon Monoxide Detectors
  8. Sun Joe - 120-Volt 10-Inch Electric Pole Saw with Multi-Angle Adjustment (Tool Only) - Green - Front_Zoom
    Top comment

    "Works like a charm, good safety features, easy to handle. I love it!...It was assembled easily with the instructions provided and worked as soon as I plugged it in and activated the safety trigger. Since then I have been able to trim both my crape myrtles and a bald cypress lower canopy with amazing ease. "

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    Product Description

    Tackle those hard-to-reach branches with ease. The Sun Joe SWJ803E electric pole chain saw takes the danger and difficulty out of trimming your overgrown trees. Stand safely on solid ground and simply adjust SWJ803E’s telescoping pole to go from 5.8 to 8.8 ft. when you need a little extra height. Powered by a robust 8 Amp motor, the SWJ803E’s multi-angle head can handle the most stubborn tree limbs up to 9.5 in. thick. It features a durable, 10 in. Oregon bar and chain with an auto-oiler to keep the bar and chain fully lubricated during use. Unlike gas-powered tools, SWJ803E is powered electrically, so you’ll reliably power up with the push of a button without having to deal with smoke, fumes, unpredictable starters or costly tune-ups. Plus the SWJ803E comes equipped with a built-in safety switch to prevent accidental starting. The Sun Joe SWJ803E electric pole chain saw carries a full two-year warranty.
    See all Pole Saws
    Top comment

    "Works like a charm, good safety features, easy to handle. I love it!...It was assembled easily with the instructions provided and worked as soon as I plugged it in and activated the safety trigger. Since then I have been able to trim both my crape myrtles and a bald cypress lower canopy with amazing ease. "

    See all customer reviews

    Product Description

    Tackle those hard-to-reach branches with ease. The Sun Joe SWJ803E electric pole chain saw takes the danger and difficulty out of trimming your overgrown trees. Stand safely on solid ground and simply adjust SWJ803E’s telescoping pole to go from 5.8 to 8.8 ft. when you need a little extra height. Powered by a robust 8 Amp motor, the SWJ803E’s multi-angle head can handle the most stubborn tree limbs up to 9.5 in. thick. It features a durable, 10 in. Oregon bar and chain with an auto-oiler to keep the bar and chain fully lubricated during use. Unlike gas-powered tools, SWJ803E is powered electrically, so you’ll reliably power up with the push of a button without having to deal with smoke, fumes, unpredictable starters or costly tune-ups. Plus the SWJ803E comes equipped with a built-in safety switch to prevent accidental starting. The Sun Joe SWJ803E electric pole chain saw carries a full two-year warranty.
    See all Pole Saws
    See all Pole Saws
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