Clinically proven up to 2x as effective as regular brushing & flossing. Delivers a complete clean in one step Sonic-Fusion offers three cleaning modes: Brush, Floss, or Brush + Floss Thoroughly cleans the surfaces of the teeth while the water flosser in the center of the brush head cleans between teeth and below the gumline where toothbrush bristles can't reach Water pressure control system with 10 settings Two minute brushing timer with 30 second pacer Elegant, compact design