If all we want to do is charge one/two batteries (Gr29,), is the 1000i enough. Prefer not to go 2000i, even for only $200 more. I'm concerned about size and weight, somewhat ... and will never ca...
If you are driving around in the truck maybe mount a battery or two for charging while you drive. Then have a quick connect to power the TC for the evening. I used to do this with my pop up trailer, worked fine.