D2 is an electric toothbrush specially designed for women. Its design language is simple and friendly, and its shape is round and lively. The material and color matching fully consider the aesthetic habits of young women. Small and caring brush head design aims to meet the basic functional requirements, bring more surprises to women, and express special care for women's oral health. The brush hair adopts the long and short collocation, which can increase the multi-level cleaning of the brush head. Low brush wire, high elasticity, fast swing back, with the vibration of ultrasonic electric motor, the cleaning force is more obvious. In addition, there is a wireless charging stand, which is convenient to use.