About this item Cute Design: Kids-friendly astronaut theme design increases the fun of brushing, let your little ones fall in love with brushing their teeth. Slim body is easy to hold for little hands, unique small brush head with 3D curved soft bristles, comfortable and efficient, perfect for children's gums and small mouth 3 Modes and USB Quick Charging: The kids toothbrushes provide Normal, Strong and Massage modes for option, Easy one-button control, one fully charging will take 1.5 hours and will work for 15 days Smart Timer and IPX7 Waterproof : Built-in 45s smart timers encourages children to brush appropriately and promote good brushing habits, this Ultrasonic toothbrush will automatic power off in 45 seconds when brushing finished 4 Replacement Brush Heads : the food grade silicone kids electric toothbrush including 2 size U shape and 2 soft regular brush heads. the U-shaped head can wrap the teeth 360° and cleans multiple surface easily, soft brush heads can efficiently remove more plaque, 4 heads is interchangeable for one year use What You Will Get: the u shape electric toothbrush include 1 toddler electric toothbrush, 2 U-shaped brush heads including S size and L size, 2 regular brushing heads, DC charging cable, user manual, we provide one-year warranty and money back, please contact us if you have any questions