The Philips Sonicare DiamondClean 9400 electric sonic toothbrush with app HX9917/88 ensures whiter teeth while simultaneously improving oral health. Its A3 Premium All-in-One brush head with angled bristles allows for thorough plaque removal, even in hard-to-reach areas. Additionally, the triangular tips help eliminate stains for a radiant smile. With four brushing programs and three intensity levels, it offers a personalized brushing experience. To prevent excessive pressure, the Philips Sonicare DiamondClean 9400 features a pressure sensor.

All-in-One brush head for comprehensive care.

Brushing as usual - 20 times more effective with the A3 brush head and 10 times more effective with the G3 brush head compared to a manual toothbrush.

Up to 7 times healthier gums in just 2 weeks.

Customize the DiamondClean 9400 to suit your needs.

The BrushSync technology automatically selects the best brushing program for you and alerts you when you are applying too much pressure.

Included: 1x HX9917/88, 1x All-in-One Premium brush head, 1x G3 Premium Gum Care, 1x charging glass, 1x USB travel charging case.