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Replacement alert - can be silenced for 3 days at a time, maximum of 30 days; tamper-resistant technology deters removal of the unit or battery from the wall or ceiling.

Photoelectric sensor – smoke alarm contains advanced photoelectric sensor that may detect visible particles associated with smoldering fires sooner than ionization alarms. Combination smoke and carbon monoxide alarm – Smoke and CO sensing technologies work together to detect real fires faster and reduce nuisance alarms.


Fire & co detector in 1 unit with alert modes, led lights, "Warning! Carbon Monoxide!", & voice alarm, "fire! fire!", that states, or "Low Battery!".

No battery replacement needed - combo smoke and CO detector operates on a non-replaceable, 10-year lithium battery. Intelligent technology - combines ionization & electrochemical sensors to detect invisible fire particles & CO gas, 85 decibel alarm alerts of fire.


Amber led flashes every second to indicate the unit is in fault mode. Sealed-in lithium battery – sealed-in lithium power supply; no battery replacement required over the 10 year life of the alarm.
Red led when a dangerous level of carbon monoxide is detected the red Led will pulse and a loud alarm pattern will sound. Self activation – Alarm automatically activates when attached to the mounting bracket. One quick beep every 60 seconds is an indication of low battery power. One quick beep every 30 seconds alerts the unit is in error condition.

Ul certified, 10-year limited warranty. Fire & co detector in 1 unit with alert modes, LED lights, test-silence button, & Replacement Alert: a chirp that notifies when the unit needs to be replaced.


1. Kidde
#ad
Combination Smoke & CO Alarm with Lithium Battery, Replacement Alert, Kidde Smoke & Carbon Monoxide Detector
#adKidde #ad - No battery replacement needed - combo smoke and CO detector operates on a non-replaceable, 10-year lithium battery. Photoelectric & electrochemical sensing technology - combination smoke & CO detector detects visible fire particles, 85 decibel alarm alerts of fire.Replacement alert - can be silenced for 3 days at a time, maximum of 30 days; tamper-resistant technology deters removal of the unit or battery from the wall or ceiling.
More information #ad
Ul certified, 10-year limited warranty. Fire & co detector in 1 unit with alert modes, test-silence button, LED light, & Replacement Alert: a chirp that notifies when the unit needs to be replaced.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 1.6 Inches |
Length | 5.22 Inches |
Width | 5.22 Inches |
Part Number | 21010170 |
Model | P3010k-CO |
Warranty | 10 year limited warranty |
More information #ad
2. Kidde
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Kidde 21026065 Smoke & Carbon Monoxide Alarm with Voice Warning
#adKidde #ad - Self-activation – Alarm automatically activates when attached to the mounting bracket. Alarm announces “fire” when a smoke or fire hazard is detected and announces “Warning Carbon Monoxide” when a CO hazard is detected.Photoelectric sensor – smoke alarm contains advanced photoelectric sensor that may detect visible particles associated with smoldering fires sooner than ionization alarms. Combination smoke and carbon monoxide alarm – Smoke and CO sensing technologies work together to detect real fires faster and reduce nuisance alarms.
More information #ad
Eliminates worry about battery removal or unauthorized deactivation of alarm. Sealed-in lithium battery – sealed-in lithium power supply; No battery replacement required over the 10 year life of the alarm. Voice alarm – announces the hazard type detected thereby helping to speed up the correct reaction.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.22 Inches |
Length | 5.22 Inches |
Weight | 0.33 Pounds |
Width | 1.6 Inches |
Part Number | 21026065 |
Model | P3010CU |
Warranty | 10 year limited |
More information #ad
3. Kidde
#ad
Combination Smoke & CO Alarm, Voice Alert, 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. Protects during a power failure - combo smoke and CO alarm operates on 2-AA batteries.More information #ad
Ul certified, 10-year limited warranty. Fire & co detector in 1 unit with alert modes, led lights, that states, "Fire Fire", & voice alarm, "warning Carbon Monoxide", or "Low Battery". Ionization sensor technology - smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire at 10 feet.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.6 Inches |
Length | 1.8 Inches |
Width | 5.6 Inches |
Part Number | 21026043 |
Model | 21026043 |
Warranty | 5-year limited warranty |
More information #ad
4. Kidde
#ad
Lithium Battery Powered, Combination Smoke & CO Alarm with Voice Alert, Kidde Smoke & Carbon Monoxide Detector
#adKidde #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.Fire & co detector in 1 unit with alert modes, led lights, "Warning! Carbon Monoxide!", & voice alarm, "fire! fire!", that states, or "Low Battery!".
More information #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.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
5. Kidde
#ad
Kidde Smoke & Carbon Monoxide Detector, Hardwired with Lithium Battery Backup
#adKidde #ad - Ul certified, 10-year limited warranty. Fire & co detector in 1 unit with alert modes, test-silence button, LED lights, & Replacement Alert: a chirp that notifies when the unit needs to be replaced.No battery replacement needed - combo smoke and CO detector operates on a non-replaceable, 10-year lithium battery. Intelligent technology - combines ionization & electrochemical sensors to detect invisible fire particles & CO gas, 85 decibel alarm alerts of fire.
More information #ad
Replacement alert - can be silenced for 3 days at a time, maximum of 30 days; tamper-resistant technology deters removal of the unit or battery from the wall or ceiling.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
6. Kidde
#ad
Lithium Battery Powered, Kidde Smoke & Carbon Monoxide Detector, Voice Alert, Interconnect Combination Smoke & CO Alarm
#adKidde #ad - Photoelectric sensor technology - smoke detector detects visible fire particles, 85 decibel alarm alerts of fire. Low battery warning feature indicates when the battery needs replacement.More information #ad
Ul certified, 10-year limited warranty. Co detector with voice alert modes & LED lights that pulse for power, CO detection, & low battery. Protects during a power failure - combo smoke and CO alarm operates on a 10-year, sealed lithium battery.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.59 Inches |
Length | 1.91 Inches |
Weight | 0.6 Pounds |
Width | 5.59 Inches |
Part Number | 21027311 |
Model | P4010DCSCO-W |
Warranty | 10-year limited warranty |
More information #ad
7. Kidde
#ad
Kidde Worry-Free Carbon Monoxide Detector Alarm with 10 Year Sealed Battery | Model C3010
#adKidde #ad - Eliminates worry about battery removal or unauthorized deactivation of alarm. Led - green led flashes every 30 seconds to indicate the unit is operating properly. Test/reset button – tests the unit for proper operation. This cycle will continue for 4 minutes and then change to 2 patterns once a minute there after.Amber led flashes every second to indicate the unit is in fault mode. Sealed-in lithium battery – sealed-in lithium power supply; no battery replacement required over the 10 year life of the alarm.
More information #ad
Event memory – red led flashes every 60 seconds to alert that a high level of carbon monoxide has been detected within the last 14 days. Resets the Carbon Monoxide Alarm. The carbon monoxide alarm pattern is 4 short beeps, followed by 5 seconds of silence, followed by 4 short beeps with a corresponding red Led flash. Red led when a dangerous level of carbon monoxide is detected the red Led will pulse and a loud alarm pattern will sound. Self activation – Alarm automatically activates when attached to the mounting bracket. One quick beep every 60 seconds is an indication of low battery power. One quick beep every 30 seconds alerts the unit is in error condition.
Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 2.75 Inches |
Length | 4.5 Inches |
Weight | 0.48 Pounds |
Width | 1.5 Inches |
Part Number | 21010045 |
Model | 21010045 |
Warranty | 10 year limited warranty |
More information #ad
8. Kidde
#ad
Kidde Smoke & Carbon Monoxide Detector, Pack of 6, Hardwired with Lithium Battery Backup
#adKidde #ad - Replacement alert - can be silenced for 3 days at a time, maximum of 30 days; tamper-resistant technology deters removal of the unit or battery from the wall or ceiling.Ul certified, 10-year limited warranty. Fire & co detector in 1 unit with alert modes, LED lights, test-silence button, & Replacement Alert: a chirp that notifies when the unit needs to be replaced.
More information #ad
No battery replacement needed - combo smoke and CO detector operates on a non-replaceable, 10-year lithium battery. Intelligent technology - combines ionization & electrochemical sensors to detect invisible fire particles & CO gas, 85 decibel alarm alerts of fire.Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 5.5 Inches |
Length | 2.64 Inches |
Weight | 1 Pounds |
Width | 1.75 Inches |
Part Number | i12010SCO |
Model | i12010SCO |
Warranty | 10 year limited manufacturer |
More information #ad
9. Kidde
#ad
Battery Powered with LED Lights, Kidde Carbon Monoxide Detector, CO Alarm
#adKidde #ad - Protects during a power failure - operates on 2-AA batteries, included with pack. Co detector with alert modes & LED lights that pulse for power, CO detection, & low battery. Sophisticated electronic components to protect you & your family from the dangers of carbon monoxide, 85 decibel alarm alerts of fire.More information #ad
Whole home family protection - place 1 carbon monoxide detector on each level of your home & in your bedroom to protect from poisonous gases. Ul certified, 10-year limited warranty.Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 11 Inches |
Length | 3 Inches |
Weight | 0.5 Pounds |
Width | 7 Inches |
Part Number | KN-COB-LP2 9CO5-LP2 |
Model | KN-COB-LP2 9CO5-LP2 |
Warranty | 10-Year warranty: Consult User Guide for more information. |
More information #ad
10. Kidde
#ad
CO Alarm, Kidde Carbon Monoxide Detector with Digital Display & LED Lights
#adKidde #ad - Easy to read digital display - allows for easy viewing of carbon monoxide levels. Co detector with alert modes & 2 LED lights that pulse for power & CO detection.More information #ad
Ul certified, 10-year limited warranty. Electrochemical sensing technology - CO alarm detects the presence of carbon monoxide gas, 85 decibel alarm. Protects during a power failure - CO detector operates on 3-AA batteries.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 2.75 Inches |
Length | 4.5 Inches |
Weight | 0.01 Pounds |
Width | 1.5 Inches |
Part Number | 21008873 |
Model | KN-COPP-B-LPM |
Warranty | 10 Year Limited |
More information #ad
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