Healthy lifestyles start here. Sign up and get exclusive offers
2 year warranty
Welcome gift £10*
30-day return
Electric toothbrushes
All series
Philips Sonicare DiamondClean Prestige 9900 Rechargeable Toothbrush
Support
HX9992/42
HX999B
Available in
Go to shop
Log in or create an account
You instantly have access to manuals, tailored support and more. Plus it’s quick and easy
Data Act Document
UK Declaration of conformity - English (US)
All (25)
How do I connect my Philips Sonicare 9900 Prestige toothbrush to the Sonicare app?
How does the BrushPacer work on my Philips Sonicare Prestige Toothbrush?
Can I sync the Sonicare app with the Apple Health app?
How do I register my Sonicare toothbrush?
How do I disable the Sonicare brush head reordering service?
Philips SonicareCharging station
Philips SonicareUSB-A charging cable
Philips SonicareCharging stand
My brush head is difficult to attach or remove.
Check the terms of your warranty and start a product exchange or repair
Warranty
Our product warranty policies
Service and exchange
Get your broken product serviced or replaced
Contacting Philips
We're happy to help you