Fairywill Sonic Electric Toothbrush gives you the most thorough oral care deal. The E6 electric toothbrush comes with 3 modes that can whip up toothpaste into microbubbles with 40,000 micro-brushes per minute, driving them deep between each teeth and the gum line. Paired with DuPont nylon soft-bristled replacement brushes, you can get the best tools for a complete oral care experience. Fairywill USB toothbrush is compatible with any power source. Fast charge it for 4 hours and use it for about 30 days.