<p>A single brush head will last 6-12 months (this set also comes with replacement brush heads).</p> <p>The number of bristles has increased from 768 in the third generation to 1908. In order to better brush teeth and massage gums, Waice also added a brush head</p> <p>Four modes of one-button operation: A. Strong mode, strong brushing; B. Moderate mode, comfortable brushing; C. Gum massage mode; D. Teeth whitening mode. This U-shaped toothbrush, just bite it lightly, shake it left and right, and clean the toothbrushin 360 degrees</p> <p>Gently bite the brush head and use sonic vibration to clean teeth in all directions. You can wear makeup while brushing your teeth, and you can also put on clothes.</p> <p>This electric toothbrush will make your morning hours more efficient. When you use the blue light whitening mode, you can completely free your hands.</p> <p>Standard configuration: 1 machine + 1 toothbrush head + 1 USB charging cable + 1 Chinese and English manual</p> <p>How to use: Gently put the toothbrush head into the mouth, and it only takes 30 seconds to complete a 360 all-round tooth cleaning</p> <p>Shipment Quantity: 1 piece</p> <p>Package Contents: Only the above package content, other products are not included.</p> <p>Size: 113*66*28mm</p> <p>(Reminder: The size is measured manually, please allow 1-2cm measurement error)</p> <p>color: White</p> <p>(Due to different monitors and lighting effects, the actual color of the product may be slightly different from the picture color.)</p> <p>Products from BAZHOU\</p>