Creative U-Shaped Brush Head: The soft U-shaped head of the ultra toothbrush is made of high-quality silicone, designed to clean teeth at 360 degrees. It is ideal for children's delicate and sensitive teeth. Please ensure the toothbrush is powered on before use. Waterproof Design: This children's full-mouth toothbrush features a fully waterproof sealed construction, allowing safe use in the shower without risk of water damage. The drop-resistant silicone body offers a comfortable grip and helps prevent slipping or breakage. Two Adjustable Modes: This toothbrush offers two adjustable cleaning modes. Soft mode is suitable for children approximately 2 to 6 years old, while cleaning mode is designed for children around 6 to 12 years old. One-button operation allows easy switching between modes. These silicone electric toothbrushes are available in green, pink, and blue, with brushing patterns that help protect children’s oral health and encourage enjoyable brushing routines. 60-Second Timer Function: The built-in 60-second timer helps teach children to brush for the recommended duration, promoting more thorough and scientifically sound dental cleaning. This feature supports the development of healthy brushing habits and helps reduce the risk of tooth decay.