Revolutionary iO technology The ORAL-B iOTM electric brush with magnetic technology is a perfect combination of the effectiveness of the round head, the delicacy of microvibration and unusual functionality, which make the magnetic toothbrush a private assistant of daily oral hygiene. The toothbrush uses a unique linear magnetic drive that transmits energy directly to the tip of each fiber, generating microvibration. Pure Purity Leading 3D teeth and recognizing artificial intelligence use an interactive colored display to help you optimally clean 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. Dedicated Application Thanks to the combination of the ORAL-B iOTM toothbrush with the application, we can check which area of the teeth we cleaned properly and which should be cleaned. ORAL-B iO9TM also has a tooth monitoring function in 3D, making the application an even better assistant daily brushing.