Sonicare DiamondClean Smart 9400 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, Black, Model HX9918/89 Sonicare 9400, Black, 4 Brush Heads

Product description

Philips Sonicare DiamondClean Smart 9400 electric toothbrush provides complete and efficient oral care, removing up to 20x more plaque¹, providing up to 15x healthier gums¹ and removing up to 100% more stains than a manual toothbrush. High-performance brush heads let you focus on all areas of your oral health, while smart sensor technology gives you personalized feedback and coaching.

• brushing modes
  • clean mode for daily cleaning
  • white+ for stain removal
  • gum health for gentle but effective cleaning of the gums
  • deep clean+ for a refreshing, thorough clean
• intensity levels
  • three intensity levels to choose from
• pressure sensor
  • built-in Philips Sonicare light ring pressure sensor alerts you if you are pressing too hard
• advanced sonic technology
  • provides gentle yet effective cleaning
  • pulses fluid between teeth and along the gumline
  • 62,000 bristle movements per minute
• app connectivity
  • connects to the Philips Sonicare app for personalized brushing guidance
  • indicates when you have achieved a thorough clean
  • coaches you to be a more mindful brusher
• brushsync technology
  • lets you know when it is time to change your brush head
• timers and guidance
  • quadpacer helps improve brushing technique
  • smartimer helps you reach the recommended brushing time of 2 minutes
• travel-friendly design
  • premium travel case with integrated usb makes it suitable for travel
  • iconic charging glass for convenient charging at home
• battery life
  • up to two weeks of use on a single charge (based on two periods of two-minute brushing per day on standard mode)

¹ vs. a manual toothbrush
² in clean mode vs. a manual toothbrush
³ based on a study of over 2,600 dental professionals (dentists and hygienists) conducted in the United States, Canada, Japan, China, Korea, Thailand, Germany, the United Kingdom, Switzerland, France, Belgium, Austria, Italy, Spain, Sweden in 2022-2023
⁴ after 3 days of use in white+ mode vs a manual toothbrush using a leading whitening toothpaste
⁵ in terms of plaque removal vs. a regular manual toothbrush

packaging may vary.

Safety warning

keep out of reach of children. do not use for purposes other than oral hygiene.