The First alert SMCO500V Interconnect Battery-Operated Combination Smoke and Carbon Monoxide (CO) Alarm with Voice and Location alerts helps provide an early warning and guide your escape to safety. This combo detector is also equipped with First alert's Precision Detection advanced sensing technology that meets the latest industry standards.

• First alert's Precision Detection advanced sensing technology complies with the latest industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
• Through early warning interconnect, when one alarm sounds, all compatible* alarms will sound
• Voice and location alerts tell you the location of danger to help you escape safely
• Battery-operated combination detector is easy to install and maintain
• Provides reliable 2-in-1 protection against both smoke and carbon monoxide
• Test/silence button for efficient testing to ensure alarm is working properly
• End-of-life warning lets you know when it's time to replace the detector