even letting go. The soft and slender bristles penetrate deep into the gaps between the teeth. Tilt the bristles and shake the brush left and right to easily plaque.to the big data analysis of population engineering, it simulates the shape of children's teeth and uses three- parameter design.Feature：The power-off memory function remembers the baby's toothbrushing habits, and the next time you brush your teeth, it will still be the last mode.Brush your teeth at 45 degrees withoutRated voltage: 3.2-3.7VSmart memory: supportBlue light cleans and whitens teeth, using blue light in the deep part of the teeth to crush the deep pigmentThe food-grade U-shaped brush head is for children to use. The food-grade silicone material is easy to clean, leaving no stains and odors, and is not afraid of baby .Description：1 x Electric toothbrushand brighten the teeth.Package：Charging time: <120 minutesProduct name: U-shaped electric toothbrushMaterial: Food grade silicone brush head, ABS bodyThe U-shaped brush head is designed to completely surround and clean without blind areas. AccordingScientific timing design, 59 seconds of happy brushing time, 59 seconds of brushing effect is 68% faster thanSpeed frequency: 5000-15000ordinary brushing, easy to get the little cute at home, let your baby fall in love with brushing.