Light and vibration feedback: Instant brushing control around the On/Off button indicates how well all tooth surfaces have been cleaned. A light signal at the brush base provides information about pressure, brushing speed, battery status, and app connection. Vibration feedback prompts you to switch tooth sides and signals when the recommended brushing duration has been reached. Three brushing modes: Clean, Sensitive, or Massage, controllable via the app. Up to 40,000 movements per minute and InterDent bristles with a hydrodynamic effect for effective cleaning. Playbrush App: Detailed insights into duration, frequency, thoroughness, and pressure, as well as personalized tips, a 3D tooth brushing coach, tooth brushing challenges, and an interactive quiz game. Optional subscription service packages with app features, dentist bonuses, and more. Package includes: 1x Playbrush Smart One, 1x brush head, 1x brush protection cap, 1x charging station.