... 10W/15W 5Voltage:110V/220V/240V 2012 New violet wand,mini home use portable high frequency machineFunction:1. Disinfection, treatment acne ... membrane is negative inside membrane potential, resulting in depolarization, ion channels open.B. Membrane receptor changes, changes in cell ... human cell membrane function also change, to change its ion channels, membrane receptors to change the situation, so that ...