Kidde PI 9010 Dual Sensor 9V Battery Operated Smoke Alarm, Ionization, Photoelectric

A 9V battery powered smoke alarm. This smoke alarm functions as a single unit smoke alarm and features Hush, allowing you to quickly silence nuisance alarms. 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. 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.

Battery powered smoke alarms provides continuous protection against smoke and fire hazards even during power outages Also includes flashing LEDs to signal the alarm is functioning properly, a low battery warning and a loud 85 dB alarm Tamper resistant, deters from tampering or theft Hush feature, temporarily silences nuisance alarms Red LED, flashes every 30 - 40 seconds to indicate that the smoke alarm is operating properly Test/Reset button, tests smoke alarm circuitry and horn