Oral-B Smart 4 4000W Bluetooth electric toothbrush, especially suitable for you who need whitening teeth. Users can connect via Bluetooth via the Oral-B App to provide real-time brushing instructions for different parts of the oral cavity. They can also customize the personalized brushing process based on the brushing habits of the app!
• Equipped with Bluetooth 4.0 technology, users can connect to Oral-B App to customize the personalized brushing process
• 3D vibration rotation technology, up and down 40,000 times per minute, up to 8,800 left and right rotations, can clean the dental plaque between the teeth and the tooth surface
• Perfect 16° bristles angle, compared with ordinary manual vertical bristles toothbrush can remove up to 99.8% of the dental plaque on the gum line
• There are 3 different tooth brushing modes: standard daily cleaning, sensitive teeth care and whitening teeth mode