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Led lights indicate the alarm's status, with a voice warning to indicate which type of threat is present; a Hush feature silences nuisance alarms, while the end-of-life alert lets you know when it's time to replace the unit.

Ul certified, 10-year limited warranty. Protects during a power failure - combo smoke and CO alarm operates on a sealed, lithium battery. Fire & co detector in 1 unit with alert modes, that states, "Fire! Fire!", "Warning! Carbon Monoxide!", & voice alarm, led lights, or "Low Battery!".

Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast-flaming fires and alerts you with an 85-decibel alarm.
Simple to use, with a single test/silence button, and side-load battery compartment; tamper-resistant locking brackets and universal mounting brackets make installation easy. Emits T3 Pattern. Keep your family safe with this hardwired smoke alarm; the 10-year battery backup means constant monitoring for the life of the alarm, even if there's a power failure.

Test-silence button - allows for test & silence of alarm. Smart hush temporarily silences nuisance alarms and will not allow hush mode to be activated unless the unit is in alarm mode.
Ul certified, 10-year limited warranty. Easy installation & no battery fuss - smoke alarm will automatically activate when attached to the mounting bracket. Sealed-in lithium battery never replace battery over the ten-year life of the alarm. Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire.

10-year battery life: this combination smoke alarm and carbon monoxide alarm provides 10 years of continuous power with a built-in lithium battery; provides continuous monitoring of smoke and CO levels, even if there's a power failure; an end-of-life signal will let you know when it’s time to replace the unit for safety. Simple to use: the test/silence button of this smoke alarm carbon monoxide alarm enables you to test the alarm weekly, an alarm tone of over 85 dB will instantly alert the entire household, and to easily silence the alarm when false alarms occur; malfunction and low battery warnings allow you to easily know the working status of the alarm; in case of an emergency, even those in sleep.
High accuracy and sensitivity: x-sense carbon monoxide fire alarm is equipped with combination photoelectric smoke and electrochemical CO sensors that work independently of each other; instantly notifies you when dangerous smoke or CO concentration is detected; provides the ultimate protection from 2 deadly threats, all contained in 1 unit. Alarm types for more convenient: different alarm patterns of this carbon monoxide alarm and smoke alarm tell you it is either smoke or carbon monoxide is detected without checking the LCD display; smoke alarm: delivers 3 long beeps every 1. 5 seconds and the red led flashes with the alarm sound; CO alarm: delivers 4 quick beeps every 5.

We provide a 60-day money-back guarantee and 5-year warranty for all X-SENSE smoke alarms. Sleep sound without annoying chirps: the x-sense fire alarm has been redesigned from the inside out, and it will confirm that smoke triggers the alarm instead of interference by taking 3 separate smoke samples, minimizing false alarms to avoid waking you from sleep at 2 a.
Brightness is also improved, green, the x-sense fire alarm uses a 3-color LED light red, so it’s easier to see the light during an emergency but the light won’t be a nuisance when you’re trying to sleep. 10-year battery life: keep your family safe with this 10-year battery-operated fire alarm that will provide constant monitoring, even if there’s a power failure. If you have any questions, please feel free to contact us, and we will get back to you within 24 hours. It provides the earliest possible warning of fire while minimizing false alarms.

1. Kidde
#ad
Interconnect, Hardwired Smoke Alarm with Lithium Battery Backup, Kidde Smoke Detector, Test-Silence Button
#adKidde #ad - Whole home family protection - place 1 fire detector on each level of your home & in your bedroom - maximum of 24 Kidde smoke or CO detectors can be interconnected in a multiple stations. Ionization sensing technology - hardwired smoke detector detects visible fire particles, 85 decibel alarm alerts of fire.More information #ad
Test-hush feature - silences the unit for approximately 9 minutes. Protects during a power failure - smoke alarm operates on a 120V power source with 3V lithium battery backup. Ul certified, 10-year limited warranty.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.5 Inches |
Length | 5.5 Inches |
Weight | 0.45 Pounds |
Width | 1.75 Inches |
Part Number | 21029760 |
Model | i12010S |
Warranty | 10 year limited warranty |
More information #ad
2. Kidde
#ad
Hardwired with 10-Year Battery Backup, Voice Warning, Kidde Smoke & Carbon Monoxide Detector
#adKidde #ad - Intelligent technology – smoke and carbon monoxide detector combines ionization & electrochemical sensors to detect invisible fire particles & CO gas; 85dB alarm and voice warning sound when hazard is detected.Led lights indicate the alarm's status, with a voice warning to indicate which type of threat is present; a Hush feature silences nuisance alarms, while the end-of-life alert lets you know when it's time to replace the unit.
More information #ad
Smart interconnect allows you to connect up to 24 Kidde devices, giving you trusted protection throughout your home. Hardwired alarm contains a 10-year tamper proof backup battery to protect your home and family during power outages, eliminates the need for battery replacement. Ul certified, 10-year limited warranty.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.5 Inches |
Length | 5.5 Inches |
Width | 1.5 Inches |
Part Number | 21029756 |
Model | i12010SCO |
Warranty | 10 year limited warranty |
More information #ad
3. Kidde
#ad
Combination Smoke & CO Alarm with Voice Alert, Lithium Battery Powered, Kidde Smoke & Carbon Monoxide Detector
#adKidde #ad - Test-hush feature - silences the unit for approximately 8 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling.Ul certified, 10-year limited warranty. Protects during a power failure - combo smoke and CO alarm operates on a sealed, lithium battery. Fire & co detector in 1 unit with alert modes, that states, "Fire! Fire!", "Warning! Carbon Monoxide!", & voice alarm, led lights, or "Low Battery!".
More information #ad
Photoelectric & electrochemical sensor technologies - smoke detector detects invisible fire particles, while the carbon monoxide detects poisonous carbon monoxide gas; 85 decibel alarm alerts of fire.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.22 Inches |
Length | 5.22 Inches |
Width | 1.6 Inches |
Part Number | 21026065 |
Model | P3010CU |
Warranty | 10 year limited |
More information #ad
4. FIRST ALERT
#ad
FIRST ALERT BRK 9120LBL Hardwired Smoke Detector with Battery Backup
#adFIRST ALERT #ad - Can connect to other compatible BRK or First Alert smoke detectors, to ensure all alarms will sound when smoke is detected. Rigorously tested to meet ul standards ; 120-volt hardwired smoke alarm wires directly into your home’s electrical system.Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast-flaming fires and alerts you with an 85-decibel alarm.
More information #ad
To ensure complete protection make sure to place one on each level of your home and in each bedroom. Simple to use, with a single test/silence button, and side-load battery compartment; tamper-resistant locking brackets and universal mounting brackets make installation easy. Emits T3 Pattern. Keep your family safe with this hardwired smoke alarm; the 10-year battery backup means constant monitoring for the life of the alarm, even if there's a power failure.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 5.69 Inches |
Length | 5.59 Inches |
Weight | 0.66 Pounds |
Width | 2.25 Inches |
Part Number | 9120LBL |
Model | 9120LBLFF |
Warranty | 10 |
More information #ad
5. Kidde
#ad
Kidde Smoke Detector with Lithium Battery, LED Lights & Replacement Alert
#adKidde #ad - Kidde's smoke alarms meet the requirements of Underwriters Laboratories UL, an independent facility that tests products for compliance with widely-accepted safety standards. Rapidly flashing red led alerts the user if the alarm has sounded since the last time the test reset button was used.Test-silence button - allows for test & silence of alarm. Smart hush temporarily silences nuisance alarms and will not allow hush mode to be activated unless the unit is in alarm mode.
More information #ad
Replacement alert - indicates when the smoke alarm needs to be replaced; tamper-resistant technology deters removal of the unit or battery from the wall or ceiling. Ul certified, 10-year limited warranty. Easy installation & no battery fuss - smoke alarm will automatically activate when attached to the mounting bracket. Sealed-in lithium battery never replace battery over the ten-year life of the alarm. Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire.
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
6. X-Sense
#ad
SC03, X-Sense 10-Year Battery Not Hardwired Combination Smoke and Carbon Monoxide Detector Alarm, Auto-Check, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards
#adX-Sense #ad - 8 seconds and the red LED flashes with the alarm sound. Easy installation with quality: x-sense smoke carbon monoxide alarm combo requires no rewiring; easy to mount on any wall or ceiling without an electrician; all X-SENSE carbon monoxide alarm and smoke alarm are rigorously tested to meet UL 217 and UL 2034 safety standards; comes with a lifetime customer support.10-year battery life: this combination smoke alarm and carbon monoxide alarm provides 10 years of continuous power with a built-in lithium battery; provides continuous monitoring of smoke and CO levels, even if there's a power failure; an end-of-life signal will let you know when it’s time to replace the unit for safety. Simple to use: the test/silence button of this smoke alarm carbon monoxide alarm enables you to test the alarm weekly, an alarm tone of over 85 dB will instantly alert the entire household, and to easily silence the alarm when false alarms occur; malfunction and low battery warnings allow you to easily know the working status of the alarm; in case of an emergency, even those in sleep.
More information #ad
High accuracy and sensitivity: x-sense carbon monoxide fire alarm is equipped with combination photoelectric smoke and electrochemical CO sensors that work independently of each other; instantly notifies you when dangerous smoke or CO concentration is detected; provides the ultimate protection from 2 deadly threats, all contained in 1 unit. Alarm types for more convenient: different alarm patterns of this carbon monoxide alarm and smoke alarm tell you it is either smoke or carbon monoxide is detected without checking the LCD display; smoke alarm: delivers 3 long beeps every 1. 5 seconds and the red led flashes with the alarm sound; CO alarm: delivers 4 quick beeps every 5.
Brand | X-Sense #ad |
Manufacturer | X-Sense #ad |
Height | 2 Inches |
Length | 5.7 Inches |
Weight | 0.68 Pounds |
Width | 5.7 Inches |
Part Number | SC03 |
Model | SC03 |
Warranty | 60-day money-back guarantee, 5-year quality warranty, and lifetime technical support |
More information #ad
7. X-Sense
#ad
Auto-Check & Silence Button, X-Sense Smoke Detector Alarm Not Hardwired, SD03 6-Pack, Compliant with UL 217 Standard, 10-Year Lithium Battery Fire Alarm with Photoelectric Sensor
#adX-Sense #ad - The x-sense smoke alarm provides reliable and uninterrupted 24/7 protection so you can sleep safely. Accurate, reliable, & highly sensitive: this x-sense alarm adopts the most advanced photoelectric sensor, enabling the alarm to quickly detect dangerous smoke levels from slow-burning, smoldering fires.We provide a 60-day money-back guarantee and 5-year warranty for all X-SENSE smoke alarms. Sleep sound without annoying chirps: the x-sense fire alarm has been redesigned from the inside out, and it will confirm that smoke triggers the alarm instead of interference by taking 3 separate smoke samples, minimizing false alarms to avoid waking you from sleep at 2 a.
More information #ad
M. Etl listed: this alarm is approved by the etl and in conformity with the ul 217 standard. Led light for additional notification: in addition to its alarm sound, yellow so that even those with impaired hearing can check the alarm status easily. Brightness is also improved, green, the x-sense fire alarm uses a 3-color LED light red, so it’s easier to see the light during an emergency but the light won’t be a nuisance when you’re trying to sleep. 10-year battery life: keep your family safe with this 10-year battery-operated fire alarm that will provide constant monitoring, even if there’s a power failure. If you have any questions, please feel free to contact us, and we will get back to you within 24 hours. It provides the earliest possible warning of fire while minimizing false alarms.
Brand | X-Sense #ad |
Manufacturer | X-Sense #ad |
Height | 2 Inches |
Length | 5.7 Inches |
Weight | 4.7 Pounds |
Width | 5.7 Inches |
Model | SD03 |
Warranty | 60-day money-back guarantee, 5-year quality warranty, and lifetime technical support |
More information #ad
8. Kidde
#ad
Interconnect Smoke Alarm with Voice Alert, Kidde Smoke Detector, Lithium Battery Powered, Smoke Alarm
#adKidde #ad - Low battery warning feature indicates when the battery needs replacement. Protects during a power failure - smoke alarm operates on a 10-year, sealed, lithium battery. Smoke detector with voice alert modes & LED lights that pulse for power, smoke or fire detection, & low battery.More information #ad
Ul certified, 10-year limited warranty. Photoelectric sensor technology - smoke detector detects visible fire particles, 85 decibel alarm alerts of fire.Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 5.59 Inches |
Length | 1.91 Inches |
Weight | 1.2 Pounds |
Width | 5.59 Inches |
Part Number | 21027317 |
Model | P4010DCS-W |
Warranty | 10-year limited warranty |
More information #ad