If you boondock a lot you may want to have a look at a DC to DC charger. Especially if in shady areas.
I installed one a couple of weeks ago in preparation for our current road trip. I did not want to bring the generator since we will only be boondocking for a few days on this trip.
Here's a link to my write up.
https://www.montanaowners.com/forums...ad.php?t=83767