Power Source: 9VDC battery
Operating Current: 10 uA (normal) and 20-50 mA
Sensitivity to smoke: In comply with UL217 &
BS5446: Part 1 2000
Kitemark License no. KM 53166.
Operating Temperature: 40oF - 100oF (4.4C - 37.8oC)
Ambient Humidity: 10% - 90%.
Horn Level: 85 Decibels at 10 feet.
Battery life: 1 year min.
Box size: 34cmX57cmX42.5cm;