cd-7920 ultrasonic cleaner for disinfecting cosmetic accessories, in particular microdermabrasion heads, cutters, etc., as well as dental and cosmetic tools. washcloths are widely used and will only work in cosmetology or medicine. apart from very high washing efficiency and reaching the most inaccessible details, washing with ultrasounds does not cause absolutely any mechanical damage to the items being washed. This washer has a display whose aesthetic casing is made of high quality plastic.