With the Philips Sonicare 8500 Series toothbrushes, you can easily clean your teeth. These toothbrushes have 6 different brushing modes. The light ring and the display indicate if you apply the right pressure during brushing. With a duo pack, you also get a toothbrush for your partner or roommate right away. Want a supply of brush attachments? Go for an 8500 Series with extra brush attachments.