The Kidde worry-free CO alarm protects against the “silent killer” known as carbon monoxide. It is powered by a 10-year sealed lithium battery. It is self-activating and emits a chirp to signal for battery replacement.
Power Source: Sealed Lithium Battery
Audio Alarm: 85 dB at 10 ft
Size: 4 1/2″L x 2 3/4″H x 1 1/2″D
Weight: 0.31 lb
Warranty: 10-year limited
Note: Cannot ship to AK, HI, PR, or Catalina.