The brands of electric toothbrushes mainly include Philips, Oral B, Panasonic and Jiebao. Before buying, you should have a basic understanding of each brand, and don't be superstitious and exaggerated, so that you can buy a really useful electric toothbrush.
Advantages:
Brushing your teeth will be cleaner, your teeth will feel slippery, and dental calculus will be reduced (the effect will be slower).
Convenient and relaxed, manual brushing is generally sloppy, just put the electric toothbrush in your mouth.