“How many brush heads are included with the toothbrush, and what is the recommended replacement frequency?”
This question was generated by AI based on customer and product data.
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The Oral-B iO Series 10 Rechargeable Electric Toothbrush comes with four brush heads. The recommended replacement frequency for the brush heads is every three months or sooner if the brush head becomes worn.
This answer was generated by AI based on customer and product data.