Photoelectric sensor technology senses visible fire particles, associated with smoldering fires
Operates on a 10-year lithium battery, eliminating the need for battery replacement, while providing reliable detection during a power failure
Voice Alarm & an 85-decibel alarm announces a hazard when detected: “Fire!” = smoke or fire or "Replace Alarm" when the alarm has reached its end of life span
Enables extension of coverage & protection without any need for additional wiring
Ambient Light Sensing feature establishes a day/night cycle and prevents late-night battery chirps in dark conditions
LED warning light indicators alert you to various statuses: a green light indicates the unit is in proper working operation, an amber light indicates an operating error, and a red light indicate smoke or fire
Interconnection capability: allows you to connect up to 18 Kidde smoke, heat, or CO alarms, with the possibly it interconnect 6 strobe lights or relay modules
UL Certified, 10-year limited manufacturer warranty