3 in 1 ultrasonic skin scrubber for better facial skin care. Equipped with 3 different working modes, the stainless steel blade does not hurt the skin. 1: Cleaning: 24,000 Hz high-frequency vibration, deep cleansing of the skin 2: Moisturizing: Ultrasonic + negative ions promote the absorption of skin care products. 3: EMS: The micro-current function helps reduce wrinkles and fine lines, lifts and tightens the skin, and rejuvenates your skin With type C charging base