• tiredofsametab@kbin.run
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    9 months ago

    I live in earthquake, volcano, and tsunami territory, so I think I’ll keep charging to 100% for now.

    When I lived in the US and went through a hurricane, we had no power for almost 2 weeks and that stuck with me.

    • Alto@kbin.social
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      9 months ago

      Long term, keeping your phone at 80% and having battery backups charged is going to be your best bet, assuming having having said battery backups is reasonable for you. It won’t take long for your 100% to suddenly be what 80% was when the phone was new.

      If/when a situation happens where you need it, you can charge up to 100% no problem off the backups.

      • GluWu
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        9 months ago

        Well this applies to anything with a lipo/ion battery. If you charge your backup battery pack to 100% then store it, it’s very probably you’ll end up having a drained and fully dead battery when you need it.

        Wonder if there are any battery packs designed for long term storage. They could hold 100%(4.2v or whatever) but would internally discharge slowly down to 80% then stop. I bet those huge batteries YouTubers use don’t even have that level of BMS. It’s trivial software but planned obsolescence that eco friendly capitalist companies would never do.

        Here I am with 5 year old RC 5k cycle lipos that still have at least 80% of their manufacturing capacity.

        • Alto@kbin.social
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          9 months ago

          Obviously that’ll be true with battery packs too. They’re also significantly cheaper, so it’s usually fairly reasonable to have multiple and them being at 50% capacity doesn’t matter nearly as much.

          • GluWu
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            9 months ago

            That’s correct, I agree with you.

            That requires this knowledge of how batteries work. Saying keep a battery pack and your phone at 100% could leave people in a situation worse than if they just used the battery manager to stop their phone at 85%. 99% of people will plug their battery pack in until it’s full, stash it wherever they decide for emergencies, and will find a dead pack when they need it.

      • Ghostalmedia@lemmy.world
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        9 months ago

        True, but if you live in a place with natural disasters, and local officials recommend keeping a go bag, you should make a habit to check that once a year. Charge the batteries, swap expired food, etc.

    • Ghostalmedia@lemmy.world
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      9 months ago

      Sure, but if you treat your battery poorly you’re actually going to have less uptime in a natural disaster.