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40,000 strokes/min powerful electric toothbrush for adults - YUNCHI Y7 Sonic toothbrush, high-frequency performance by vibration and soft DuPont nylon bristles help you reduce the accumulation of plaque, smoke stains, tea and coffee stains etc. Continue using them for 2 weeks you can obviously have healthier and cleaner teeth.
5 optional modes - white / clean / sensitive / polish / massage for different gum sensitivity and different uses.
IPX 7 waterproof, on the bottom of the toothbrush there is a waterproof film, which is very easy to clean.
4 hours fast charging takes 30 days
Package with 1 electric toothbrush handle, 1 travel case, 10 toothbrush replacement heads, 1 USB charging cable, 1 user manual (English language not guaranteed). The brushes are made of DuPont nylon. 10 toothbrush heads are enough to be replaced every 3 months according to the dentist suggestion.