| 1¡¢Use universal USB interface, can connect USB plug, computer, power bank and other equipment, compatible with mobile phone charger and other USB charging sockets. 2¡¢Clean mode, whitening mode, and sensitive mode have three different vibration frequencies, which can be freely selected by one?key switching to meet various needs. 3¡¢The whole machine adopts low?voltage design, and the whole body is IPX7 waterproof and can be cleaned under water flow, which is convenient for cleaning and maintenance. 4¡¢The brush head is made of high-quality PBT material, processed into soft-pointed filaments, deep into the teeth, from the outside to the inside, deep clean every corner of the teeth. 5¡¢Based on ergonom… | |