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Bubble Toothbrush is a device that can guide children to brush their teeth properly through a more interesting and accepted way. Without correctly guidance,most people would tend to brush their teeth transversely instead of brushing their teeth vertically.To form a good habit since childhood, bubble toothbrush would blow bubbles if the sensor feel the upright moving. Attracting children through a beautiful and funny method,bubble toothbrush would exert a subtle influence on kids’ brushing habits.