KIDDE Pro Pack Smoke Alarm with Battery Backup - 3 Pack

The Kidde i12040CA is a 120 V AC, wire-in smoke alarm with 9 V battery backup that can function as a stand-alone unit or interconnect with up to 24 Kidde devices (of which 18 can be initiating). The Kidde i12040CA provides continuous protection against smoke and fire hazards, even during power outages.

• Ionization technology may detect invisible fire particles (associated with flaming fires) sooner than photoelectric alarms
• 120 V Interconnectable will interconnect with up to 24 other devices (18 of which can be initiating), including smoke alarms (limit of 12), CO and heat alarms
• 9 V Battery Backup (included) provides continuous protection even during power outages

MULTI-FUNCTION ONE BUTTON DESIGN INCLUDES: - Hush® feature: temporarily silences nuisance alarms for approximately 8 minutes (smoke must be present before Hush® is activated); alarm also has a low battery Hush® feature, if the alarm is sounding a low battery warning chirp, you can silence this chirp for approximately 13 hours by pressing the Test/Hush® button

• Test feature: simultaneously tests the unit's electronics and verifies alarm operation
• Tamper resist feature: tamper resist locking pin deters from tampering or theft
• 3 pack