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Is there an all in one where you can plug into grid power (guess it could be any A/C power source) but run off solar to charge the batteries and then once/if the batteries get below a configured percentage (~10%?) it switches to A/C to charge up the batteries to 100% then switches back to...

After doing a brief search, I don't see LFP batteries used in standard household batteries. I'm thinking standard AA or AAA 1.5v or even 9v. I assume there is a reason? Seems like they would last longer (when recharged) than standard batteries and easy to recharge via a small/micro solar setup...

Any thoughts on using a solar generator as a main power source daily? I'm interested in jumping into solar, but relatively new to it and want to start small, and figured a solar generator (looking at the Bluetti AC200L or Ecoflow Delta 2 Max) would be an easy way to get started. I was thinking I...