Hardwired combo smoke and CO alarm with replaceable battery backup. AC 120V interconnectable with silence and latching features. Includes Ionization smoke-sensing technology, electrochemical carbon monoxide sensor and a 9V battery. Available in Canada only.

• 10YR CO Sensor/10YR End of Life
• “Intelligent Sensing Technology” system is designed to reduce nuisance alarms.
• End-of-Life Signal (CO)
• 9V Battery Backup (CO)
• Latching alarm indicator - remembers which unit initiated an alarm(CO)
• Silence feature
• End of Life Signal provides audible notification alarms needs to be replaced after 10 years