✅【Sonic Water Stream Technology】High-speed vibrations of approximately 31,000 strokes per minute knock away, loosen, and remove plaque. ✅【Smart Timer Function】Allows for a thorough 2 minutes of brushing while also preventing over-brushing. ✅【Charging & Usage Period】USB rechargeable, can be used for approximately 2 weeks on a full charge. If "Made in Japan" is not stated anywhere in the listing, the item may have been manufactured in another country (such as China or Vietnam). If repair is needed, the buyer is responsible for return shipping to Japan and all related costs. - These fees are usually collected by the carrier upon delivery and are not additional shipping costs. If you suspect a child has swallowed or inserted a button or coin battery, seek medical attent.
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