“Is it the model with 60k vibrations per second or the one with 30k vibrations per second?”

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• 60k

  Answered by user889082 2 years ago

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• Hi! The Philips Sonicare ProtectiveClean 4100 Toothbrush has a speed of up to 62000 brush movements/minute.

  Answered by Answered by Philips 2 years ago

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