Main features:1. U-shaped brush head design, completely surrounded by cleaning, no blind area. According to the big data analysis of population engineering, it simulates the shape of children's teeth and adopts three-dimensional parameter bionic design.2. Brush your teeth at a 45-degree angle without letting go. The soft and slender bristles penetrate deep into the crevices of teeth. Tilt the bristles and shake the brush from side to side to easily remove plaque.3. Blue light cleans and whitens teeth, using blue light deep in the teeth to crush deep pigment and brighten teeth.4. Food-grade U-shaped brush head, safe for children to use. Food-grade silicone material, easy to clean, no stains, odors, not afraid of baby bites.5. The power-off memory function will remember the baby's teeth-brushing habits, and the next time you brush your teeth, it will still be the mode you used last time.6. Scientific timing design, 59 seconds of happy brushing time, 59 seconds of brushing effect is 68% faster than ordinary brushing, easy to handle the cute little ones at home, let babies fall in love with brushing their teeth.describe:Product name: U-shaped electric toothbrushIntelligent memory: supportMaterial: food grade silicone brush head, ABS bodyCharging time: