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Recent content by conandrum

  1. conandrum

    Lithium Ion 18650 cells seem fully charged, but cut out after 10-20 seconds

    Thanks guys. I did some crude testing and saw that 2 cells seem to drop to 3.5V within 20s. The rest remain around 3.9V. I think when these cells hit 3.5V Dyson cuts out. Does this seem like expected behavior in your opinion? I ordered a OPUS BT-C3100 so I can check them individually. I will...
  2. conandrum

    Lithium Ion 18650 cells seem fully charged, but cut out after 10-20 seconds

    Hi I have a Dyson (V6) aftermarket battery from February 2020. Been working OK until a couple of months ago when I noticed the working time severely reduced to a couple of minutes. My previous and original battery lasted almost 2.5 years. So 6/7 months with this battery seems strange. I opened...

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