Ultrasonic Contact Lens Cleaner 56000Hz Protein Removal Powerful Cleaning Mini Ultrasonic Contact Lens Cleaner IPX7 Waterproof Washable with Makeup Mirror Quiet Compact Portable for Contact Lenses, Hard, Soft, Color Lenses, with Japanese Manual [Powerful Cleaning with Ultrasonic Power]: Ultrasonic vibrations of 56000Hz or higher rapidly remove protein deposits, lipids, dust, and other debris attached to lenses, eliminating the need for long soaking times. It also thoroughly removes pollen from contact lenses. [3 Weeks of Battery Life]: Uses a high-efficiency lithium battery that takes only 2 hours to charge but lasts for 20 days. [Easy to Use with One Button]: Fill the ultrasonic cleaning groove with contact lens cleaning and storage solution. Place the contact lenses in the holder and close the lid. The ultrasonic box will automatically clean for 2 minutes when the switch is turned on. Note: Water cannot be used instead of contact lens cleaning and storage solution. [IPX7 Waterproof Design, Washable]: Features a magnetic charging port design for ease of use and a waterproof design that allows it to be washed directly with water.