Electric Brush Oral-B iO Series 7 The Oral-B iO series combines powerful but delicate microvibrations with a unique round head of the Oral-B toothbrush inspired dentist, providing a professional sense of purity every day. Smart pressure sensor helps prevent too strong brushing to protect gums and enamel. Recognizing AI with an interactive display helps to get the best cleaning of all areas of the mouth. The built-in 2-minute quadrant clock pulses every 30 seconds, providing complete cleaning. The friction-free, smooth magnetic drive system transmits energy to the hair tips, providing the purity that delights. For the best results, replace the interchangeable head of the Oral-B iO series every 3 months. Key features: The best cleaning formula from Oral-B so far, with MAGNETICAL TECHNOLOGY IO, which provides a professional sense of cleanliness and gentle brushing. It combines a unique round head of the Oral-B toothbrush with delicate microvibrations to ensure a feeling of freshness and purity in the mouth, as well as 100% healthier gums in a week. The interactive display shows important information, including brushing modes and a reminder of tip replacement, a welcome when turning on the toothbrush and a smiling face after proper brushing. Artificial intelligence recognizes your brushing style and helps to take care of all areas of the mouth so as not to miss any place. 5 smart brushing modes: daily cleaning mode, delicate cleaning mode, gum care mode, accurate cleaning mode, bleaching mode. The intelligent pressure sensor signals with red, white or green brushing with excessive, insufficient or appropriate pressure force.