¢Battery Powered: Our toddler bubble machines are designed to be safe and reliable and are powered by 3 AA batteries. Our little yellow duck is on a bicycle and can enjoy a happy bubble time. ¢One Button: The bubble machine has soft lighting, dynamic music, cute shapes, and colorful bubbles. The little yellow duck side switch can turn on and off the light, music, and bubble function with one button. ¢Safe Material: The children's bubble machine is made of ABS material, and mothers can feel more