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battery safe

  1. riumiybe

    Should I throw this battery away? Or is it still safe to use it??

    I was replacing my ESC board two days ago, and after everything was fixed and I connected my battery there was a sudden spark and a smell of something burnt. I checked my battery and it was as it is shown in the picture. It turned out that the XT160 cable had its + - sides with the wrong...
  2. E

    battery safety question , based on internal resistance

    Hi, I have a question about battery safety , based on internal resistance. Have you checked internal resistances? I recently checked a couple of batteries and ISDT charger shows very different values per battery and cell. The video is saying if one of the cells shows different values, it’s...