Features: The sonic Toothbrush is up to 35000 micro-brushes per minute, high brush efficiency. 5 selectable modes meet you various needs of cleaning and whitening your teeth. The small toothbrush head make the oral cleaning more flexible and effective. IPX7 waterproof grade, 30s reminder and 2-minute smart timer offers non-abrasive cleaning. Ultra comfortable toothbrush handle, anti-slip and soft handling. USB rechargeable, a full charge will provide you up to 3-week using.