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2 year warranty
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Electric toothbrushes
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Philips Sonicare DiamondClean Prestige 9900 Rechargeable Toothbrush - Trial Unit NOT FOR RESALE
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HX9994/12
HX999B
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User Manual
All (20)
How does the brushing guidance work in the Sonicare app?
Do I need an Alexa device to reorder replacement brush heads for my Sonicare?
How does the pressure sensor feedback work on my Sonicare toothbrush?
How do I enable or disable the pressure sensor on my Sonicare?
How do I reorder Sonicare replacement brush heads with Alexa?
My brush head is difficult to attach or remove.
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