Philips Sonicare DiamondClean /no vibrations/ opening and repair - YouTube
My Philips Sonicare electric toothbrush is still going strong. It's over 10 years old and still works just as well as when I first bought it. I bring it on week long
How do I charge my Sonicare toothbrush? | Sonicare
How to fix a Philips Sonicare DiamondClean toothbrush - YouTube
Sonicare toothbrush teardown: microcontroller, H bridge, and inductive charging