User Manual Q&AAnswer
Jan 07, 2025 - 11:00 PM
The Philips Sonicare HX9990/11 toothbrush has an operating time of 2+ weeks on a full charge. This means that with regular use, you can expect the battery to last for more than two weeks before needing to be recharged. Please note that the actual battery life may vary depending on individual usage patterns and brushing habits. It is recommended to fully charge the toothbrush before initial use and to recharge it as needed to ensure optimal performance.
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