Tech: The contact lens cleaner machine is adopted by ultrasonic wave technology, a frequency higher than 47K Hertz with strong penetration, which can effectively wipe off the impurities from the lens within a short time and thus, thoroughly cleaning the lens without damage. suitable for any contact lens. It's more safe and clear than hand washing. Countdown function: Our ultrasonic contact lens cleaning machine can set three countdown times, namely 14/30/90 days, On the last day of the preset countdown, the display screen automatically continue to flash for 01 days. Short the display button to turn it off to record the time you placed your glasses, so as to manage your contact lenses and make use . Cleaning Modes: When the screen is on, short the switch to activate the automatic cleaning mode, which automatically stop after 3 minutes of cleaning. Keep contact lenses clean to make your eyes . Small, & Portable: With its small and exquisite design from the outside of the contact lens cleaner, you can carry it around wherever and whenever you like to go. It is suitable for different types of contact lens. For instance, colored lens, soft lens, hard lens, cosmetic contact lens, RGP lens and OK lens USB Charging: The updated version uses USB charging to that your battery is sufficient to a greater extent, making it a must-have for travel Color: White Material: Plastic Size: 8.5x3cm Package Contents: 1 x Contact Lens Washer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.