First Alert SMICO105-AC 2-In-1 Interconnect Hardwire Ionization Smoke & Carbon Monoxide Alarm

First Alert SMICO105-AC Interconnect Hardwire 2-In-1 Ionization Smoke & Carbon Monoxide Alarm with 10-Year Battery Backup. Provides convenient 2-in-1 protection against both smoke and carbon monoxide. Meets industry standards and can interconnect with other compatible detectors to create a whole home alarm system to help provide an early warning.

• Alarm indicator visually identifies the unit that initiated the alarm
• End-of-life warning lets you know when its time to replace the detector
• Precision Detection advanced sensing technology
• Complies with industry standards to reduce cooking nuisance alarms
• Provides early warning in the event of a home fire emergency
• 10-year battery backup provides continuous protection during power outages
• Through early warning interconnect, when one alarm sounds, all compatible alarms will sound
• Quick Connect Plug allows for easy installation with no need to rewire
• Test/silence button for efficient testing to ensure alarm is working properly