• Powered by 2 AA batteries (included)

• Easy installation and no wiring required

• Test and reset button verifies circuitry and resets device

• Voice alarm with audible alarm to identify various types of danger

• 2-in-1 function with advanced CO and smoke detectors

• Low-battery indicator beeps when the battery needs replacing

• Automatic testing of internal components ensures that the alarm operates as intended

• A voice message alerts you to a smoke or carbon monoxide hazard if the battery is low

• cUL and CSA approved