Features: brand new and high quality Designed for children, let babies develop a good habit of brushing their teeth from an early age. Intelligent sound wave vibration is more suitable for the vibration frequency of the baby's oral cavity, which can deeply clean the oral cavity. One-click start, remove any cumbersome process, simplify the design, and use it without fumbling. for Smart zone change reminder, the correct way to brush your teeth as soon as you learn. The soft silk bristles are suitable for children's developmental stages and can provide for extra care for teeth and gums. A AA battery, strong battery life, brushing your teeth twice a day, lasting power, can achieve long battery life. Specifications: Material: ABS Size: 180x25mm/7.09x0.98inch Color: Blue/Pink Type: 1 Brush for Head/2 Brush Heads/3 Brush Heads/4 Brush Heads/5 Brush Heads Rated Voltage: 1.5V(MAX) Battery Type: AA Battery(Not Included) Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Kids Electric Toothbrush(Not Included AA Battery)