The Kidde 442007 is a 9V battery powered smoke alarm. This smoke alarm functions as a single unit smoke alarm and features Smart Hush™, allowing you to quickly silence nuisance alarms.

The 442007 is easy to install, no wiring is required. This smoke alarm combines both photoelectric and ionization sensors. Ionization sensing alarms may detect invisible fire particles (associated with flaming fires) sooner than photoelectric alarms. Photoelectric sensing alarms may detect visible particles (associated with smoldering fires) sooner than ionization alarms. Kidde strongly recommends that both ionization and photoelectric smoke alarms be installed to help insure maximum detection of the various types of fire that can occur within the home. The Kidde 442007, 9V battery powered smoke alarm provides continuous protection against smoke and fire hazards even during power outages. The 442007 also includes flashing LEDs to signal the alarm is functioning properly, a low battery warning and a loud 85dB alarm. The Kidde 442007 is UL listed and offers a 10-year limited warranty.