With the Oral-B io9n Onyx Black Special Edition, you can brush your teeth clean and white every day. This electric toothbrush features technology that leaves your teeth flawless after each brushing. With seven different cleaning modes, there is always a setting that suits you. During brushing, the toothbrush uses 3D tracking to follow how you brush your teeth. You will then receive feedback in the app on your smartphone to help you improve your brushing habits. Additionally, the toothbrush has a timer, a pressure sensor, and a battery life of at least 14 days. You will also receive a luxury case to neatly store the accessories and the toothbrush. Note: The Oral-B io toothbrushes only work with Oral-B io brush heads.