Customize the cleaning of your teeth and gums with the world's most advanced oscillating toothbrush. FlossAction brush head with MicroPulse bristles penetrates deep between teeth to sweep away plaque. The wireless SmartGuide timer provides countdown feedback on a 4-quadrant display. Four brushing modesClean, Soft, Massage and Polishlet you customize your cleaning. Helps heal and reverse gingivitis. Dentist-inspired PowerPolisher for cleaner, whiter teeth in 21 days.