1. Introduction
IMPORTANT: Read all instructions before installation and keep 
this user guide near the alarm for future reference.
Do not try to repair the smoke alarm yourself. Refer to the 
instructions in Warranty section for service.
This alarm detects products of combustion using photoelectric 
technology.
This alarm is acceptable for use in all residential applications where 
smoke alarms are required.
After ten (10) years of cumulative power up, this unit will “chirp” two 
times every 30 seconds. This is an “operational end of life” feature 
which will indicate that it is time to replace the alarm.
To help identify the date to replace the unit, a label has been affixed to 
the side of the alarm. Write the “Replace by” date (10 years from initial 
power up) in permanent marker on the label prior to installing the unit.
Product Features and Specifications:
•  Temperature: Operating Range: 4.4°C (40°F) to 37.8°C (100°F)
•  Humidity: Operating range: 10-95% non-condensing
•  Audible Alarm: 85+ dB at 10’ @ 3.4±0.5 KHz pulsing alarm
•  Smoke Sensor: Photoelectric