Oral B Power Toothbrush iO 2 Series BlackOral B iO Series 2 Black Handle Electric Toothbrush with 3 Brushing Modes, Charging Station Included The Oral B iO Series 2 electric toothbrush features Oral B's best technology, combining Oral B's iconic dentist inspired round brush head with advanced micropulsating bristles to perfectly adapt to the unique shape of each tooth and remove more plaque than ever before. It PROTECTS YOUR GUMS with the AUTOMATIC GUM PRESSURE SENSOR that slows down speed