Battery Powered Photoelectric home Smoke Alarm with battery independent smoke detector 9V

Battery Powered Photoelectric Smoke Alarm
Specifications
The smoke alarm shall be powered by a 9V battery. The unit shall incorporate an photoelectric sensor with nominal sensitivity of 2.06%/ft.
The temperature operation range shall be between 40°F and 100°F (4°C and 38°C) and the humidity operation range shall be 5% – 95% relative humidity.
The unit shall provide optional tamper resistance that helps deter removal of the unit from the wall or ceiling. The alarm shall include a test button that will electronically simulate the presence of smoke and cause
the unit to go into alarm. This sequence tests the unit’s electronics, battery and horn to ensure proper operation.
The unit shall include a piezoelectric horn that is rated at 85dB at 10 feet.
The unit shall also include a low battery warning utilizing a brief alarm
chirp every 30-40 seconds along brief flashed from the safety light for a minimum of seven (7) days.
The unit shall incorporate one red LED to indicate the alarm’s current status and mode of operation. The red LED will indicate one of two conditions:
Standby Condition: The red LED will flash every 30-40 seconds to indicate that the smoke alarm is operating properly.
Alarm Condition: When the alarm senses products of combustion and goes into alarm, the red LED will flash rapidly (one flash per second).
The rapid flashing LED and pulsating alarm will continue until the air is cleared.
It shall also include a 3-year manufacture’s limited warranty.
Technical Specifications
Power Source: 9V Battery (with battery)
Audio Alarm: 80dB at 10ft(3 meters)
Temperature Range: 40°F to 100°F (4°C to 38°C)
Humidity Range: 5%-95% relative humidity (RH)
Sensor: Photoelectric
Size: 105mm in diameter x 59mm depth
LED: Red, normal operation
Warranty: 3 years limited