“The Best Buy website lists the battery for this Yoga 730 model 81CU0009US as a Lithium Ion battery. It has been stated in battery related answers that it comes with a Lithium Polymer battery. Which is it? Is one better and safer than the other?”

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• Model number 81CU0009US ships with a 3CELL 51.5WH, Lithium Polymer battery. This is the latest battery architecture.

  Answered by Lenovo Product Expert 6 years ago

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