2 year warranty
Philips Support
What is Sonicare SenseIQ technology?
Your Sonicare toothbrush equipped with SenseIQ helps you improve your brushing habits.
Your toothbrush detects the cleaning motions and how much pressure you apply during brushing. The sensors also monitor how long and how often you brush. You can track your brushing sessions in the Sonicare app. It guides you to help improve your brushing routine.
The SenseIQ icon on the handle will light up when active.
The information on this page applies to the following models: HX9990/11, HX9990/13, HX9990/10. Click here to show more product numbers ›
Frequently Asked Questions
How do I place my brush head in the traveling case?
What is Sonicare SenseIQ technology?
How does the brushing guidance work in the Sonicare app?
What features can I activate or deactivate from the toothbrush handle?
Do I need an Alexa device to reorder replacement brush heads for my Sonicare?
How does the Scrubbing Feedback feature work?
How does Sonicare 9900 Prestige work with the app?
How do I enable or disable the pressure sensor on my Sonicare?
How do I reorder Sonicare replacement brush heads with Alexa?
How do I disable the Sonicare brush head reordering service?
How does the BrushPacer work on my Philips Sonicare Prestige Toothbrush?
Can I use Sonicare 9900 Prestige if I wear braces or have dental modifications?
How do I turn the Adaptive Intensity feature on and off?
How do I connect my Philips Sonicare 9900 Prestige toothbrush to the Sonicare app?
How does the Adaptive Intensity feature work?
How do I activate the Scrubbing Feedback on my Philips Sonicare?
How do I change brushing modes on the Sonicare app?
How can I safely dispose of the battery from my Sonicare 9900 Prestige toothbrush?
Can I sync the Sonicare app with the Apple Health app?
How do I charge my toothbrush handle with the travel case?
How do I charge my Sonicare 9900 Prestige handle on the charging base?
How do I know when to replace the brush head?
How do I charge my Sonicare toothbrush?
How do I register my Sonicare toothbrush?
What are the brushing modes for my Sonicare toothbrush?
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