Electric, rechargeable toothbrush that combines powerful, yet gentle microvibrations with Oral-B's unique, dentist-inspired round brush-head design for a professional clean feeling every day. Smart Pressure Sensor reminds patient to not brush too hard, protecting the gums and enamel. 3D Teeth Tracking and AI Recognition features use an interactive color display to help patient reach all areas of the mouth. Built-in, 2-minute quadrant timer pulsates every 30 seconds. Frictionless, smooth magnetic drive system transfers energy to the bristle tips for a superior clean. Oral-B iO Series brush heads must be replaced every 3 months for best results. Each bundle contains: