Welcome to the forum its a great place to get your questions answered. You need to figure out what your power needs will be when off the grid then plan your system around that. The video above is a good starting place.
Jake my sidekick (yellow Lab) 10/04 - 05/20
2017 RAM 2500 CC 4X4 Cummins Diesel
2016 Flagstaff 26 FKWS
AF&AM & El Korah Shrine of Idaho