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 Smart Sonic electric toothbrush with app
Support
HX9901/14
HX992B
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
Eco passport - English (US)
User manual
All (22)
Can I replace the battery of my Sonicare toothbrush?
Which brush head fits my Sonicare toothbrush?
In which countries is the Sonicare app available?
What do the battery status lights indicate on my Sonicare toothbrush?
How do I change the intensity settings on my Sonicare toothbrush?
Philips SonicareCharging stand
Philips SonicareCharging glass
DiamondClean Smart & DC 9000 Charging station
G3 Premium Gum Care2x Interchangeable sonic toothbrush heads
G3 Premium Gum Care4-pack interchangeable electric toothbrush heads
G3 Premium Gum Care4-pack interchangeable sonic toothbrush heads
S SensitiveStandard sonic toothbrush heads
My brush head is difficult to attach or remove.
I cannot connect my toothbrush to the Sonicare app
My Sonicare toothbrush is vibrating less powerfully
My Sonicare toothbrush is not vibrating
My Sonicare toothbrush is not charging
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