1. The electric toothbrush uses sound waves to vibrate tens of thousands of times per minute to deeply clean the oral cavity.

2. When choosing a toothbrush head, diamond-shaped bristles can contact the tooth surface in a larger area, while harder bristles can more effectively remove more plaque, remove tooth stains, and improve the oral cavity. healthy.

3. When brushing your teeth, be sure to brush everywhere, including the front teeth, left and right back teeth, gums and tongue coating. Brush each area for 30 seconds and you'll be fine!

4. For different dental problems, the brushing modes are also different. You need to choose an electric toothbrush with different functions according to the problem, or choose an electric toothbrush with different modes to solve various problems. Cleaning, whitening, polishing, gum care and sensitivity issues need to be treated separately to achieve perfect white teeth.

5. Brushing your teeth needs to be done every day, and of course it needs to be portable! Try to choose a more portable charging method, even using USB power supply. Of course, it should also last longer after being fully charged!

6. In order to ensure oral health, just like manual toothbrushes need to be replaced regularly, the brush heads of electric toothbrushes should be replaced regularly.

7. To have diamond-white teeth and a healthy oral cavity, you only need an electric toothbrush! A toothbrush that meets the following conditions is worth buying!

1. Diamond-shaped medium-hardness bristles

2. With different brushing modes

3. Easy to carry and charge