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2 year warranty
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Electric toothbrushes
All series
Philips Sonicare DiamondClean 9000 Rechargeable toothbrush
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HX9911/90
HX991K
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All (21)
How does the brushing guidance work in the Sonicare app?
Can I replace the battery of my Sonicare toothbrush?
What do the symbols on my Sonicare toothbrush mean?
Do I need an Alexa device to reorder replacement brush heads for my Sonicare?
How do I enable or disable the pressure sensor on my Sonicare?
My brush head is difficult to attach or remove.
I cannot connect my toothbrush to the Sonicare app
My Sonicare toothbrush turns off by itself
My Sonicare toothbrush is not charging
My Sonicare toothbrush vibrates too powerfully
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USB adapter
If you do not have a splashproof USB adapter, you can request it here
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