Reduce Eyes Risk : This product uses ultrasonic technology to remove dirty from contact lenses efficiently. Automatic Cleaning: It has two cleaning modes: 2 mins for everyday cleaning and 5 mins strong cleaning once a week.It can clean for cosmetic contact lens,RGP hard contact lens, Soft contact lens and myopia contact lens. Portable with USB Cable: Smaller and lighter.The built-in battery can work 100 mins after full charge, Take it with you anywhere. High-Quality Material: Anti-corrosion 304 stainless steel tank,The beautiful shape capable with high quality material guarantee a long use life. Quality Assurance: All products provide: a one-year guarantee quality after-sales service safety certificate. We promise that all products are subject to strict quality inspection before sale.