Cleanses again with 1.6MHz megasonic wave Without chemical detergents, with minimal time and effort, you can clean effectively Tiny bubble made by a 1.6MHZ megasonic wave removes impurities not only on surface but also in the small gap. Shower-type design - Prevent second contamination - Easy installation and space saving Anion generation - Similar to the ion in the natural condition - Good for human body P-SEDI filter Through P-SEDI filter, cleanly purified water solves cleansing problem without detergent.