The roller massager is a galvanopair (gold-coated roller - cathode, magnesium alloy insert - anode). The presence of the galvanopair allows you to produce electric vitamins - microcurrents without wires and batteries ≈10-130 µA. Luxury biomassager that combines jewelry and microcurrent therapy. Gold is a noble metal, your roller will not tarnish or oxidize during the entire period of use.

Electric vitamins make your skin beautiful.
In addition to the massage effect, which improves blood circulation, the original design of the roller provides the formation of electric vitamins - microcurrents without wires or batteries due to the reducing (REDuction) processes on the gold-coated roller and oxidizing (OXidation) processes on the magnesium insert.

Daily use of the biotrenager prevents the formation of expression lines, stimulates the biosynthesis of collagen and elastin, provides lymphatic drainage, increases the effectiveness of any cream.