这是无线充电的儿童电动牙刷，超声波振动，一档调速。 颜色：红色 材料：塑胶、硅胶 表面工艺：细纹 This is a wireless charging child's electric toothbrush, ultrasonic vibration, and a speed regulation. Color: Red Material: Plastic,silicone Finishing: Tiny texture