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KIDDE FIREX 21033083 HARDWIRED SMOKE AND CARBON MONOXIDE ALARM WITH AA BATTERY BACKUP

Kidde FireX combination smoke and carbon monoxide alarm (model CUACFEX), 120V hardwired with two AA replaceable backup batteries included. Photoelectric smoke sensor detects slow smoldering fires and an electrochemical sensor detects CO. Self-testing components, alarm memory, reduced nuisance alarms, interconnectable for whole-home alarm activation, and end-of-life notification at 10 years. Includes twist-and-click mounting bracket.