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What happened to my battery?

  1. May 4, 2012 #1
    I don't know what happened.I changed a ravpower laptop battery for my DELL laptop for almost one year and now if the battery shows full electronic capacity,but it will power off after 5-30 minutes without any warning and cann't start any more.Then I pluged on the adapter,the laptop shows the battery electronic capacity is 0.What happened to it?
  2. jcsd
  3. May 14, 2012 #2
    The battery have a limited charge times
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