1Acting on human body through the medium frequency current, dredge meridians and bones, repair damaged cells 2Promote human detoxification and blood circulation, improve sub-health and treat diseases 3Electrical stimulation of a certain frequency can also cause muscle contraction, exercise muscles, make your muscles and skin firm and elastic 4Produce thermal effect by heating, activate skin collagen, relax nerves, and helps release stress 5Painless and no damage, fast and long lasting effect, no side effects