SMOKE AND CARBON COMBINATION WIRE IN W/BATTERY BACKUP FIRST ALERT

Smoke & CO Combo Unit: One alarm protects against two deadly household threats Intelligent Sensing Technology: Reduces the number of non-emergency or unwanted alarms. Latching Alarm Indicator: Easily identifies initiating alarm even after the alarm condition has subsided. Smart Interconnect: One interconnect wire carries smoke and CO alarm signals. Two Silence Features: Can temporarily silence low battery chirp for up to 8 hours before replacing low battery or silence an unwanted alarm for several minutes. Perfect Mount System: Includes a gasketless base for easy installation and new mounting bracket that keeps the alarm secure over a wide rotation range to allow for perfect alignment. Interconnectable: 18 units. Can be interconnected with up to 12 smoke alarms and the remaining can be a combination of UL listed BRK heat- CO alarms. Operating Voltage: 120V AC w/ 9V battery back-up. Power: .09 Amps. Temp Range: 40 degrees F to 100 degrees F. Humidity Range: 10% to 90% relative humidity. Audio Alarm: 85dB at 10 feet. Smoke Sensor: Dual chamber ionization. CO Sensor: Metal Oxide. Wiring: Quick connect plug with 8″ pigtails.