An emergency battery is another requirement of the system for alerting the battery.
The emergency battery is the system’s support during power outages.
If the carriage terminates the power before it enters the desired location, the emergency battery immediately switches it on and off without interrupting the alarm system’s operation.
It keeps the system running without interruption.
Batteries are usually supplied with a voltage of 12V and range from 4 to 7 amps.