Kidde KN-COSM-IBA Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup and Voice Warning, Interconnectable

Intelligent Wire-free Smoke and Carbon Monoxide Alarm. Combination Photoelectric Smoke and Carbon Monoxide Alarm. With Voice and Wireless Interconnect Battery Operated. This alarm detects products of combustion using photoelectric technology and carbon monoxide using an electrochemical cell. Ten (10) years after the unit was installed, this unit will automatically alert you that it is time to replace the unit. This is called End of Unit Life mode. You do NOT need a home Wi-Fi system to use these units. Multiple wireless units create their own independent wireless alarm network.

CO detector with voice alert modes & LED lights that pulse for power, CO detection, & low battery
Photoelectric sensor technology - smoke detector detects visible fire particles, 85 decibel alarm alerts of fire
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
UL Certified, 10-year limited warranty
CO detector with voice alert modes & LED lights that pulse for power, CO detection, & low battery
Photoelectric sensor technology - smoke detector detects visible fire particles, 85 decibel alarm alerts of fire
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
UL Certified, 10-year limited warranty

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Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery, Interconnect Combination Smoke & CO Alarm, Voice Alert;