As an Amazon Associate I earn from qualifying purchases.
No battery changes for the Life of the Alarm; 3V Lithium Power Cell Included. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.
10-year limited warranty. Alarm features an ionization sensor for smoke detection, which is effective in recognizing smoke from flaming fires such as paper and grease fires. Ionization Sensor. Same features as sa340cn and SA340B but adds Sealed Battery Technology. Ionization Sensor. Alarm also features loud 85-decibel alarm, easy mounting bracket, a single test/silence button, and an end-of-life signal so you know when to replace the unit.

No battery fuss - sealed-in lithium battery never needs replacing over the ten-year life of the smoke alarm. Ionization sensing technology - battery-operated smoke detector senses invisible fire particles, 85 decibel alarm alerts of fire.


Ul certified, 10-year limited warranty. Smoke & co detector in 1 unit - with alert modes, led lights and voice alarm that announces "Fire! Fire!", "Warning! Carbon Monoxide!" or "Low Battery!".


Hush button — quickly and easily silence false or “nuisance” alarms from things like routine cooking or shower steam. Whole-home interconnection — maximum of 24 Kidde devices of this type can be interconnected; when one alarm sounds, they all do.

Smart auto-check: this 10-year battery smoke detector has manifold self-inspection parameters with clear notifications; if it malfunctions, or if the battery is low, you will be notified immediately so that you can identify and resolve the problem quickly for comprehensive protection.
Easy installation: the smoke alarm takes advantage of simple, and wireless installation with the provided screws, stable, or quick and easy installation via Ø 2.8 in magnetic adhesive pads not included.

Ul certified, 10-year limited warranty. Multiple alarms provide whole-home detection - place one fire alarm on each level of your home and inside each bedroom. Photoelectric smoke detector - quickly senses visible fire particles associated with smoldering fires.

First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.
Features an electrochemical carbon monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire. Battery operated unit installs quickly and easily without an electrician. Keep your family safe with this battery operated smoke and carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure. Emits T3 Pattern.
1. FIRST ALERT
#ad
First Alert 0827B Ionization Smoke Alarm with 10-Year Sealed Tamper-Proof Battery , White
#adFIRST ALERT #ad - Complies with all current 10-year legislation in U. S. States/cities where required. Perfect mount allows for easy alignment of alarm. No battery changes for the Life of the Alarm; 3V Lithium Power Cell Included. Battery-operated unit provides continuous monitoring even if there's a power failure: Plus, it's easy to install.No battery changes for the Life of the Alarm; 3V Lithium Power Cell Included. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.
More information #ad
Sensor Type: Ionization. 10-year limited warranty. Perfect mount allows for easy alignment of alarm. 10-year limited warranty. Alarm features an ionization sensor for smoke detection, which is effective in recognizing smoke from flaming fires such as paper and grease fires. Ionization Sensor. Same features as sa340cn and SA340B but adds Sealed Battery Technology. Ionization Sensor. Alarm also features loud 85-decibel alarm, easy mounting bracket, a single test/silence button, and an end-of-life signal so you know when to replace the unit.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 5.6 Inches |
Length | 5.6 Inches |
Weight | 0.01 Pounds |
Width | 2.25 Inches |
Part Number | FBA_0827B |
Model | 0827B |
Warranty | ------- |
More information #ad
2. Kidde
#ad
LED Lights & Replacement Alert, 10-Year Battery, Kidde Smoke Detector
#adKidde #ad - Ul certified, 10-year limited warranty. Kidde strongly recommends that both ionization and photoelectric smoke alarms be installed to help insure maximum detection of the various types of fire that can occur within the home.No battery fuss - sealed-in lithium battery never needs replacing over the ten-year life of the smoke alarm. Ionization sensing technology - battery-operated smoke detector senses invisible fire particles, 85 decibel alarm alerts of fire.
More information #ad
High-quality & cost-effective smoke detector - advanced detection from a trusted leader in fire safety for over 100 years. Easy installation - smoke detector will automatically activate when attached to the mounting bracket. Test-silence button - allows for testing & silencing false alarms from routine cooking and shower steam.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.6 Inches |
Length | 1.55 Inches |
Width | 5.6 Inches |
Part Number | 442007 |
Model | i9010 |
Warranty | 10-year limited warranty |
More information #ad
3. Kidde
#ad
Battery Powered with Test Button, Kidde Smoke Detector
#adKidde #ad - Still works during a power failure - smoke alarm operates on one 9-volt battery included in the back of the unit. Ionization sensing technology - battery-powered smoke detector senses invisible fire particles and sounds an 85 decibel alarm.More information #ad
Easy to install - included mounting bracket makes it quick to setup. Test/hush feature - silences the unit for approximately 7 minutes. Reliable and cost-effective smoke detector from a trusted leader in fire safety for more than 100 years. Ul certified, 3-year limited warranty.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 6.5 Inches |
Length | 9 Inches |
Weight | 1 Pounds |
Width | 1.5 Inches |
Part Number | 21008946 |
Model | i9030 |
Warranty | Three Year Limited |
More information #ad
4. Kidde
#ad
Battery Powered, Voice Alert, Kidde Smoke & Carbon Monoxide Detector, Combination Smoke & CO Alarm
#adKidde #ad - Tamper-resistant design - deters removal of the carbon monoxide smoke detector combo from the ceiling. Test/hush with a simple button push - easily test the unit or silence false alarms that can occur from routine cooking, shower steam, dust or humidity.Ul certified, 10-year limited warranty. Smoke & co detector in 1 unit - with alert modes, led lights and voice alarm that announces "Fire! Fire!", "Warning! Carbon Monoxide!" or "Low Battery!".
More information #ad
Reliable detection during a power failure - carbon monoxide detector and smoke alarm combo operates on 2-AA batteries. Ionization sensor technology - smoke detector senses invisible fire particles, loud 85 decibel alarm alerts of fire or smoke. Easy installation & front-load battery door makes it simple to replace the batteries without disconnecting the alarm.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.6 Inches |
Length | 1.8 Inches |
Weight | 0.8 Pounds |
Width | 5.6 Inches |
Part Number | 21026043 |
Model | KN-COSM-BA |
Warranty | 5-year limited warranty |
More information #ad
5. Kidde
#ad
Kidde Worry-Free Smoke Alarm, 2 pk.
#adKidde #ad - Install these kidde worry-free smoke alarms to provide your home with reliable protection against smoke and fire. Once the alarms are attached to the mounting brackets, they activate automatically for simple use.More information #ad
The alarms are equipped with sealed-in lithium batteries that are designed to last for the life of the alarms. Product features: Provides reliable protection Sealed-in lithium b. Photoelectric sensors can detect fire particles, which are associated with slow, smoldering fires, quickly.Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 2 Inches |
Length | 6 Inches |
Weight | 0.98 Pounds |
Width | 6 Inches |
Model | P3010L |
More information #ad
6. Kidde
#ad
Hardwired Smoke Alarm with Battery Backup & Interconnect Capability, Kidde Smoke Detector
#adKidde #ad - Large base makes mounting easy, while a front battery pull tab lets you activate the smoke alarm without removing it from the mounting bracket.Hush button — quickly and easily silence false or “nuisance” alarms from things like routine cooking or shower steam. Whole-home interconnection — maximum of 24 Kidde devices of this type can be interconnected; when one alarm sounds, they all do.
More information #ad
Hardwired smoke detector with battery backup — provides reliable detection, even during a power outage. Ionization sensing technology — detects invisible fire particles associated with flaming fires quickly and sounds an 85dB alarm. Ul listed, 10-year limited warranty.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 6 Inches |
Length | 2 Inches |
Weight | 0.74 Pounds |
Width | 6 Inches |
Part Number | 21029727 |
Model | I12040A |
Warranty | 5 Year Limited |
More information #ad
7. X-Sense
#ad
X-Sense Smoke Alarm, 10-Year Battery Fire Alarm Smoke Detector with LED Indicator & Silence Button, SD2J0AX
#adX-Sense #ad - Sensitive & accurate: built with an advanced photoelectric sensor and intelligent ST chipset, the alarm can quickly and accurately detect dangerous smoke levels from smoldering fires, and provide the earliest possible warning of fires; the dust-proof isolating plate inside the alarm ensures the detection sensitivity.Smart auto-check: this 10-year battery smoke detector has manifold self-inspection parameters with clear notifications; if it malfunctions, or if the battery is low, you will be notified immediately so that you can identify and resolve the problem quickly for comprehensive protection.
More information #ad
10-year battery smoke alarm: the smoke detector is built with an energy efficient and eco-friendly lithium battery with low power consumption, enabling an incredible lifetime of 10 years with maximum reliability; spares you the hassle of frequent battery changes and provides uninterrupted 24/7 protection, even during power outages. Easy installation: the smoke alarm takes advantage of simple, and wireless installation with the provided screws, stable, or quick and easy installation via Ø 2.8 in magnetic adhesive pads not included.
Brand | X-Sense #ad |
Manufacturer | X-Sense #ad |
Height | 1.8 Inches |
Length | 4.8 Inches |
Weight | 0.39 Pounds |
Width | 4.8 Inches |
Part Number | SD2J0AX |
Model | SD2J0AX |
More information #ad
8. Kidde
#ad
Kidde Smoke Detector, Long-Life Lithium Battery Powered Smoke Alarm with Hush Button
#adKidde #ad - Loud 85-decibel alarm - sounds when fire or smoke is detected. Test & hush button - quickly silence false alarms or perform regular tests.Ul certified, 10-year limited warranty. Multiple alarms provide whole-home detection - place one fire alarm on each level of your home and inside each bedroom. Photoelectric smoke detector - quickly senses visible fire particles associated with smoldering fires.
More information #ad
Easy to install - activates automatically when the smoke detector is attached to the mounting bracket. Still works during power failures - smoke alarm operates on a long-life lithium battery, no battery changes are required over the lifetime of the device.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 1.6 inches |
Length | 5.22 Inches |
Weight | 0.6 Pounds |
Width | 5.22 inches |
Part Number | 21029747 |
Model | P3010L |
Warranty | 10 year limited warranty |
More information #ad
9. FIRST ALERT
#ad
First Alert Powered Alarm SCO5CN Combination Smoke and Carbon Monoxide Detector, White, Battery Operated, 1 Pack
#adFIRST ALERT #ad - Simple to use, with a single test/silence button; EZ access battery drawer allows you to change battery without removing alarm from ceiling. It can ship within the US except New York. Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection.First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.
More information #ad
7 year limited warranty; equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety; All first alert alarms are rigorously tested to meet UL standards. Low battery signal mute, quiets low battery signal for up to 8 hours. Features an electrochemical carbon monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire. Battery operated unit installs quickly and easily without an electrician. Keep your family safe with this battery operated smoke and carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure. Emits T3 Pattern.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 5 Inches |
Length | 2 Inches |
Weight | 0.6 Pounds |
Width | 5 Inches |
Part Number | SCO5CN |
Model | SCO5CN |
Warranty | ------- |
More information #ad