Wich fuse to use for Bat / Acc hardwire kit seat leon 2019 DashCam Azdome m550 pro

[Ameerleonmk3]

I want to install hardwire kit for seat leon 2019
I figured out the the fuse number “40” is “12V socket ” is ACC fuse…according to the diagram…
To complete the installation i need to find Bat fuse.
cant find which fuse to use for battery voltage ??
Here is a picrure of the fuse diagram and a table of fuse number + description.
Pleae tel me which fuse number according to the diagram i need to use for the “Bat” wire.

 

[robinterim]

Use the central door lock, that one is always powered, but advise is to check with voltage checker