Philips’ new smart toothbrush shows you where you didn’t properly brush

Philips DiamondClean 9900 adds AI-guided brushing feedback via smartphone app.

The latest addition to Philips' Sonicare line of smart electric toothbrushes could take the guesswork out of your brushing routine. The Next-Generation DiamondClean 9900 Prestige uses a third-generation AI model to provide real-time feedback on how you're brushing through a glowing ring on its base, while a touchscreen highlights areas of your mouth that may […]