The rechargeable toothbrushes can help you improve your oral health, with 42,000 vibrations/minute dynamic cleaning action, 2 power (soft, normal) and 3 brushing modes (clean, white, massage), driven by sonic technology, with multiple functions. Allowing you to maximize the quality of your gums and teeth, and enhance the whitening effect, this tooth brush electric is by far the best choice for caring and healthy daily oral care procedures. The best toothbrush for adults is equipped with a smart timer, which pauses cleaning every 30 seconds to notify when to move to the next part of the oral cavity.Electric travel toothbrush 2 minutes smart timer function automatically turns off to ensure that all parts of the mouth are cleaned at the same time. My head swings in a specific way to keep my gums healthy and teeth completely clean. Although I can do all of this, I am a very quiet companion, very suitable for your hands. No bathtub or shower will surprise me because I am waterproof.