1. Broadband sonic Jetstream technology.
2. Scientific and down reciprocating pendulum brush.
3. Broadband swing magnetic levitation motor.
4.W type depth cleansing brush
5. The medical grade mouthguard design
6.30 seconds to remind the intelligent exchange zone
7.90 days replacement brush heads remind
8.3 mouthguard modes to meet the different needs
9.FDA food grade DuPont hair
10. Unlimited inductive charging
11. The real IPX7 waterproof
12.3M paste can stick to the wall, convenient
13.5-year warranty
14. Can correct record children brushing time
15. Can correct record children brushing method
16. Super soft brush head, more care of children's teeth