1.Function: Ultrasonic cleansing massage, improve blackheads, reduce pores, refreshing oil control, improving acne. 2.Four speed setting: 1 gear forward low speed cleaning mode. 2 gear forward high speed cleaning mode. 3 gear reverse gear low speed cleaning mode. 4 gear reverse gear high speed cleaning mode. 3.Two-way rotating brush head: The brush head rotates to simultaneously to the left and right. Cleaning may have the effect of repeated cleaning. It effectively eliminates dead skin and promotes blood circulation. Deep cleansing helps to remove dirt, oil and other impurities and keep your skin refreshed. 4.IPX7 waterproof design: the fill body waterproof design, comfortable for use in the shower. The brush head is removable and can be rinsed directly with water to clean it. 5.Massage clean: use high-quality brush head, skin-friendly silicone brush head, according to the skin texture design, cleaning can also accelerate the skin circulation, increase skin elasticity, massage clean. Suitable for sensitive skin too.