ZAQ Mellow Silicone Facial Cleansing Brush with ROHS and CE certifications, it`s safely and harmless to the human for normal skin, we recommend to use it as daily routine. for sensitive skin, we suggest to use once a day. Deep & Soft Cleansing: This facial cleansing brush can effectively remove cosmetics residues, cutin, dead skin cells, acnes and dark head and diminish pores. New dual-core W-SONIC vertical skin sonic pulsation technology can release 8000 sound waves per minute. With 5 adjustable strengths, it is suitable for different ages and skin types. Soothing Wrinkles: The skin cleansing system works by gently directing lower-frequency pulsations on wrinkle-prone area to help diminish the visible signs of aging, increase the blood circulation, increase the absorption of skin products，lift and firm your face. Specially Design For Sensitive Skin: The updated brush hair is softer. It is 5.2mm long, with a diameter of 1.2mm. It is as gentle as hands, but the cleaning effect increases tenfold. It is suitable for sensitive skin type. Medical grade silica gel can strongly resist bacteria, and brush head designed for T zone can effectively remove grease and stains, giving you a dustless and cool feeling. Wireless Charging & Super Long Standby Time: 300 minutes by charging for Two hours. Brand new inductive type charging and seamless assembly truly realize IPX6 water resistance and guarantee safe use. High-quality rechargeable lithium battery supports super long use. Small size makes it convenient for carrying when traveling or going on a business trip.