AEGISLINK Interlinked Smoke Carbon Monoxide Detector Combo, Smoke and CO Detector Battery Powered, Wireless Interconnected Smoke and CO Alarm, Digital Display

RF Interlinked: These alarms use wireless radio frequency technology to both transmit and receive messages regarding hazards in the home in order that when one alarm sounds, they all do, informing everyone of the emergency
2-in-1 Protection: This combination alarm is equipped with dual sensors to detect both smoke and CO dangers in a single unit, providing instant warning through its loud 85 dB sound
10-Year Sensor Life: The durable and long-lasting design ensures 10 years of stable, reliable performance for complete peace of mind, keeping your home and circle of relatives protected for a decade
Complete Home Coverage: Up to 24 AEGISLINK RF wireless alarms (S-RF200/S-RF220/SC-RF200/SC-RF220) will also be interlinked to fully offer protection to your home, even across more than one stories
One-Button Keep watch over: Simply press the test/silence button on one of the most alarms to test or silence all of the interlinked system
Informative LCD: A blue backlit LCD permits you to see any dramatic changes in CO levels, battery levels, and unit working status, providing you with an early warning of potential problems