Power Source
AC220V-AC240V,DC 9V battery backup
Operation Current
≤100mA
Alarm Sensitivity
0.09-0.15dB/m
Comply with standard
EN 14604:2005/AC:2008
Alarm Volume
>85dB(A) @ 3 meters
Low Voltage Threshold
≤7.5V
Hush time
10minutes
Product service life
>10 years