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The mysteries of Apple's secret battery charging methods

• onedognight 16y ago
  I've been wondering why my cheap USB car charger wouldn't charge my iPhone. Time to add a few resistors!
• GBKS 16y ago
  Read like link bait. Please change the title. Battery charging is not in the realm of secrets and mysteries.
  • Synaesthesia 16y ago
    In this case it is, since Apple devices don't charge from USB in the regular way.
    • GBKS 16y ago
      Isn't that more a clever technique than a mystery?
      • Synaesthesia 16y ago
        Yeah I guess. Another lesson learned: AA batteries are good.