Hardwired Smoke And CO Detector With Battery Backup – SC9120BA

Hardwired combination smoke and CO alarm with replaceable backup battery. Connects to 120V AC with silence and latching functions. Includes ionization smoke detection technology, electrochemical carbon monoxide sensor and 9V battery. Available in Canada only.

• CO sensor 10 years / 10 years End of life
• The "Intelligent Sensing Technology" system is designed to reduce nuisance alarms.
• End of life signal (CO)
• 9V (CO) backup battery
• Latching Alarm Indicator - remembers which unit triggered an alarm (CO)
• Mute function
• The end-of-life signal provides an audible notification; alarms should be replaced after 10 years.