Oral-B iO™ with revolutionary iO™ technology is the latest Oral-B electric toothbrush. After six years of research and over 250 patents, Oral-B iO™ sets the new standard of brushing performance, experience, and design. Experience a deep but uniquely gentle clean with a new frictionless magnetic drive. It directs all energy to the bristles to generate new micro-vibrations. The result is Oral-B’s best ever clean: 6x more effective plaque removal along the gumline for 100% healthier gums in one week.** Electric toothbrushes that are clinically proven to be superior to manual toothbrushes, providing benefits in removing more plaque for cleaner teeth and healthier gums. Oral-B electric toothbrushes remove up to 100% more plaque than a regular manual brush, which is why they are recommended by UK dentists and hygienists. Oral-B electric rechargeable toothbrushes (from Pro 600 model upwards) also whiten teeth starting from day one by removing surface stains. Electric toothbrushes are suitable from ages 3+, with specific kids electric toothbrush models available, and are gentle on gums and suitable for sensitive teeth. Electric rechargeable toothbrushes come with replacement toothbrush heads, which should be replaced every three months.