Multi Function partition medical grade silicone cleansing and massaging brush. 10,000 pulses per minute with adjustable vibration frequency. Waterproof for direct use in shower. Anti bacteria & Hypoallergenic. 200 uses per each full USB charge. Easy to use, portable and travel friendly design. For all skin types. No replacement brush required. Deep and gentle cleansing leaves fresher, more radiant skin that looks and feels firmer. Removes dead skin cells and make up residues and unplugs pores.