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Red led when a dangerous level of carbon monoxide is detected the red Led will pulse and a loud alarm pattern will sound. Amber led flashes every second to indicate the unit is in fault mode. Test/reset button – tests the unit for proper operation.
Led - green led flashes every 30 seconds to indicate the unit is operating properly. 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. This cycle will continue for 4 minutes and then change to 2 patterns once a minute there after. Self activation – Alarm automatically activates when attached to the mounting bracket.

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.

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.

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.






1. Kidde
#ad
Kidde Worry-Free Carbon Monoxide Detector Alarm with 10 Year Sealed Battery | Model C3010
#adKidde #ad - 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. Eliminates worry about battery removal or unauthorized deactivation of alarm.Red led when a dangerous level of carbon monoxide is detected the red Led will pulse and a loud alarm pattern will sound. Amber led flashes every second to indicate the unit is in fault mode. Test/reset button – tests the unit for proper operation.
More information #ad
Sealed-in lithium battery – sealed-in lithium power supply; no battery replacement required over the 10 year life of the alarm. 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. Led - green led flashes every 30 seconds to indicate the unit is operating properly. 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. This cycle will continue for 4 minutes and then change to 2 patterns once a minute there after. Self activation – Alarm automatically activates when attached to the mounting bracket.
Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 2.75 Inches |
Length | 4.5 Inches |
Weight | 0.25 Pounds |
Width | 1.5 Inches |
Part Number | 21010045 |
Model | 21010045 |
Warranty | 10 year limited warranty |
More information #ad
2. Kidde
#ad
Lithium Battery Powered, Combination Smoke & CO Alarm with Voice Alert, Kidde Smoke & Carbon Monoxide Detector
#adKidde #ad - Ul certified, 10-year limited warranty. Test-hush feature - silences the unit for approximately 8 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling.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.
More information #ad
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, & voice alarm, "Warning! Carbon Monoxide!", "Fire! Fire!", led lights, that states, or "Low 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
3. Kidde
#ad
Voice Warning, Kidde Smoke & Carbon Monoxide Detector, Hardwired with 10-Year Battery Backup
#adKidde #ad - 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.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
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. Smart interconnect allows you to connect up to 24 Kidde devices, giving you trusted protection throughout your home. 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
4. Kidde
#ad
Combination Smoke & CO Alarm with Lithium Battery, Replacement Alert, Kidde Smoke & Carbon Monoxide Detector
#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.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.
More information #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. Ul certified, 10-year limited warranty.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 1.6 Inches |
Length | 5.22 Inches |
Weight | 0.31 Pounds |
Width | 5.22 Inches |
Part Number | 21010170 |
Model | P3010k-CO |
Warranty | 10 year limited warranty |
More information #ad
5. Kidde
#ad
Kidde Smoke & Carbon Monoxide Detector, Lithium Battery Powered, Voice Alert, Interconnect Combination Smoke & CO Alarm
#adKidde #ad - Ul certified, 10-year limited warranty. Photoelectric sensor technology - smoke detector detects visible fire particles, 85 decibel alarm alerts of fire. Co detector with voice alert modes & LED lights that pulse for power, CO detection, & low battery.More information #ad
Protects during a power failure - combo smoke and CO alarm operates on a 10-year, sealed lithium battery. Low battery warning feature indicates when the battery needs replacement.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
6. Kidde
#ad
Kidde Worry-Free Carbon Monoxide Detector Alarm with Digital Display and 10 Year Sealed Battery | Model C3010D
#adKidde #ad - Tests for proper operation resets CO alarm. Automatically activates when attached to bracket. Red led will pulse when CO detected alarm pattern will sound. Green led flashes every 30 seconds. Sealed-in 10-year lithium battery.More information #ad
Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 2.75 Inches |
Length | 4.5 Inches |
Weight | 0.55 Pounds |
Width | 1.5 Inches |
Part Number | C3010D |
Model | C3010D |
Warranty | 10 year limited warranty |
More information #ad
7. Kidde
#ad
Kidde Carbon Monoxide Detector with Lithium Battery, Digital Display & 3 LED Lights
#adKidde #ad - Protects during a power failure - CO detector operates on a 10-year, sealed lithium battery. Co detector with alert modes & 3 LED lights that pulse for power, CO detection, & low battery.More information #ad
Easy installation & no battery fuss - CO alarm will automatically activate when attached to the mounting bracket. Electrochemical sensing technology - CO alarm detects the presence of carbon monoxide gas, 85 decibel alarm. Ul certified, 10-year limited warranty.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 2.75 Inches |
Length | 4.5 Inches |
Weight | 0.54 Pounds |
Width | 1.5 Inches |
Part Number | 21029754 |
Model | C3010D |
Warranty | 10 year limited warranty |
More information #ad
8. Kidde
#ad
Kidde Smoke Detector, Interconnect Smoke Alarm with Voice Alert, Smoke Alarm, Lithium Battery Powered
#adKidde #ad - Low battery warning feature indicates when the battery needs replacement. 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. Protects during a power failure - smoke alarm operates on a 10-year, sealed, lithium battery. 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
9. Kidde
#ad
Kidde Carbon Monoxide Detector with Lithium Battery, 3 LED Lights & Alarm Memory
#adKidde #ad - Electrochemical sensing technology - CO alarm detects the presence of carbon monoxide gas, 85 decibel alarm. Protects during a power failure - CO detector operates on a 10-Year, sealed lithium battery. Fire & co detector in 1 unit with alert modes, LED light, test-silence button, & Replacement Alert: a chirp that notifies when the unit needs to be replaced.More information #ad
Easy installation & no battery fuss - CO alarm will automatically activate when attached to the mounting bracket. Ul certified, 10-year limited warranty.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 2.75 Inches |
Length | 4.5 Inches |
Weight | 0.52 Pounds |
Width | 1.5 Inches |
Part Number | 21010045 |
Model | C3010 |
Warranty | 10 year limited warranty |
More information #ad
10. Kidde
#ad
Interconnect Combination Smoke & CO Alarm with Voice Alert, Kidde Smoke & Carbon Monoxide Detector, Hardwired with Lithium Battery Backup
#adKidde #ad - Ul certified, 10-year limited warranty. Photoelectric sensor technology - smoke detector detects visible fire particles, 85 decibel alarm alerts of fire. Fire & co detector in 1 unit with alert modes, & voice alarm, "Fire! Fire!", that states, "warning! carbon Monoxide!", LED lights, or "Low Battery!".More information #ad
Protects during a power failure - combo smoke and CO detector operates on a 120VAC power source with lithium battery backup. Test-hush feature - silences the unit for approximately 8 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling.Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 5.59 Inches |
Length | 1.91 Inches |
Weight | 0.6 Pounds |
Width | 5.59 Inches |
Part Number | 21027323 |
Model | P4010ACSCO-W |
Warranty | 10 year limited |
More information #ad