![]() Can you explain the rationale for that, or why you have two? Your diagram seems to include a 12v battery (you say LiPo, but I assume you mean LiFePO4), and also a conventional 3.7v lithium battery.Do you specifically need a "UPS" (the U being "uninterruptible")? That is, do you specifically need a continuous power source for the Pi as you switch between wall power, solar, and other sources, or are you just looking to power your Pi in the field, but shutting it down to get it there is no problem?.What sort of scale/capacity are you thinking of? Like, small battery bank to run things a few hours? A small case with a few pounds of bulk? Huge marine battery?.Is the main end goal here the project, or the result? I'm totally with you if 70% of the point is building a cool thing, and 30% is using the cool thing you built, but on the other hand I"m also totally with you if you just want a simple solution to "I want to power my stuff in the field" and you're not so comfortable with DIY, there are tons of commercial solutions that do exactly what you want.Can you help me out with a few questions so I can narrow some things down? ![]() Oh! This is so much my jam, I think I might be able to help some. I am not even sure these are the parts I need. If you do post, please explain it to me like I'm 5 because I am completely new to this stuff. Since it operates as a hotspot as well, maybe even another OLED screen displaying which devices have connected.
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