diy solar

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  • build 72 x 18650 @ 6V portable light

    My plug-n-play lights are doing fine. They are adequate for my little off-grid cabin that is high in the mountains BUT I need to go longer between charging. The self-discharge rate (worst case) is about 15% over six months for 18650 batteries (a local supplier is selling used laptop...
  • DONATE - How to?

    This can't be cheap and I don't mind helping out.
  • Case for Fortune 100Ah battery

    Hey Will, it may be a snug fit but it appears the Harbor Freight Apache 2800 case could do the job.
  • HELP! Lithium/LED lighting

    I've attached a few photos of my portable-emergency 18650 (Anker)-LED light. My off-grid portable emergency lights take-2 How do I wire this? For the most part, my lights in a small building in the woods are solar powered. In the portable light shown below, I can unplug the Anker 26800...
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