Worry Free Wire-in Smoke Alarm (AC/DC)

Featuring a sealed lithium battery backup, this hardwired unit offers 10 years of worry-free protection against fire. It features ionization technology for excellent fast-flaming fire detection as well as two LED indicators (red for alarm mode and green when AC power is present). It can also be interconnected with up to 24 Kidde devices (of which 18 can be initiating), including smoke, CO, and heat alarms. 120 VAC.
NOTE: Cannot ship to AK, HI, PR, or Catalina.