? Excellent After-sales service - If your child has any questions while using our toothbrush, please feel free to contact us. We provide different after-sales services according to the positive side of 's return to ensure your satisfaction. ? Professional toothbrush head - the photocatalyst material developed jointly with Japanese photocatalyst expert Dr. KaTian, transparent and odorless, in line with food grade standards, allowing children to brush their teeth easily. The fine bristles can penetrate deep into the teeth, and use high-frequency electric to remove stains. ? Smart Timer, Better Brushing Effect - Apply toothpaste on both sides of the toothbrush head (foam toothpaste is recommended), put it in the mouth, and guide the child to shake the toothbrush left and right. Each mode will automatically finish brushing your teeth in about 50 seconds. ?Kids Electric Toothbrush Set- Package includes charging base, replacement brush head, and mouthwash cup (toothbrush lid).Effective ways of brushing teeth is important for kids dental care. If you use regular toothpaste ,six pea-sized amount of toothpaste apply to the brush head can fully around kid teeth. Following the music, gently sway up and down, evenly sway left and right, it can clean your teeth deeply 360°. ?Make Kids Love Brushing - Cute monkey cartoon Design and star pattern, just like an action figure toy accompany kids day and night. Unique music function can guidance kids how to brush. Instead of urging the kids to brush, Interesting guidance will remind kids to clean each area of brush teeth, ensure 360°deeply cleaning, help children to keep the good habits of brushing, children fall in love with brushing teeth and stay away from tooth decay.