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in the search window,type,EEStor and hit the search button.Look for the article,Ultracapacitor Power Cells: Silver Bullet or Lead Balloon?10,000 volt batteries for cars/trucks? Not the first time I have read about higher capacity/higher voltage batteries for cars and trucks before.About 25 or 30 something years ago,I read an article in a car magazine about auto manufacturers are considering higher capacity/higher voltage batteries for new cars and trucks. cuhulin