Philips Sonicare ProtectiveClean HX6839/28

Built-in pressure sensor helps protect your teeth and gums by warning you that you are pressing too hard so you can reduce your pressure
Make brushing more comfortable for your own teeth and gums by customising your brushing by selecting between 2 modes: Clean or Sensitive
Use the built-in 2 minute SmartTimer and 30 second QuadPacer to get a guided and complete clean when brushing your teeth for the recommended time