1048446 Photoelectric Smoke & Carbon Monoxide Alarm, Voice Alerts, Battery Operated

This First Alert combination smoke and carbon monoxide alarm provides comprehensive home safety in a single, easy-to-install unit. It detects both smoke and carbon monoxide threats, offering two-in-one protection without the need for separate detectors. The battery-powered design makes installation straightforward—no wiring or complex setup required—while the compact, lightweight form factor fits neatly in any room.

Early warning is critical in a fire or carbon monoxide emergency. This alarm features voice and location alerts that tell you exactly what danger has been detected and where, helping you and your family respond quickly and escape safely. First Alert's Precision Detection advanced sensing technology reduces false alarms from cooking while maintaining sensitivity to real threats, meeting new industry standards. The wireless interconnection capability allows compatible alarms throughout your home to communicate with each other, so when one alarm detects a problem, all connected units sound—alerting you even if the danger is on another floor.

Features and Benefits

• Two-in-One Detection: Photoelectric smoke sensor and electrochemical carbon monoxide sensor eliminate the need for separate alarms.
• Voice & Location Alerts: Clearly announces what hazard has been detected and its location to guide safe escape.
• Wireless Interconnection: Compatible alarms communicate without wiring, sounding together throughout your home for early warning on any floor.
• Precision Detection Technology: Advanced sensing reduces nuisance alarms from cooking while meeting new industry safety standards.
• Battery Powered: Reliable operation without electrical installation; easy to maintain and install.
• 85 dB Siren: Loud audible alarm paired with voice alerts for effective emergency notification.

Specifications

• Brand: First Alert
• Model: 1048446 (also sold as SMCO500V)
• Type: Photoelectric Smoke & Electrochemical Carbon Monoxide Combo Alarm
• Power Source: Battery Operated
• Alarm Sound Level: 85 dB
• Alert Type: Audible siren plus voice and location alerts
• Wireless Enabled: Yes, interconnectable with compatible First Alert alarms
• Smoke Sensor: Photoelectric
• CO Sensor: Electrochemical
• Color: White
• Dimensions: 5 x 5 x 2 inches
• Weight: 0.681 lb