Jackery Brand is WAY over priced. For what you get.
Geared toward Millennials who can't figure anything out.
But Hey they have as cool website the crap they sell must be good said one Hipster to another on Twitter.
They want $700 for a 200watt solar panel.
On Amazon for $400
https://www.amazon.com/dp/B0B9SP6BNH/?tag=wranglerorg-20
Get a AGM battery from Walmart more capacity less, cost plus back up to jump your jeep.
EverStart Platinum AGM Battery, Group Size H8
https://www.walmart.com/ip/EverStar...Size-H8-12-Volt-900-CCA/40647529?athbdg=L1103https://www.amazon.com/dp/B004W5SGBO/?tag=wranglerorg-20
And a inverter
https://www.amazon.com/dp/B08SR1KNL4/?tag=wranglerorg-20
The left over money will fill your tank for an adventure.
If you want your jeep to charge it get one of these.
https://www.amazon.com/dp/B08RSD1M5L/?tag=wranglerorg-20
Not that it matters but Im not using a jackery branded solar panel. Went with a 3rd party from amazon and all works good. Your solution is good but a totally different setup vs a small portbale / solar rechargeable unit. I even take this on my motorcycle camping trips.