Automatic Frequency Tracking, ensures that the device , always works on the best frequency, The handpiece cable is made from silica gel tube. Soft, Anti-Wear and Anti-Aging Cable, Handpiece is compatible with EMS tips, Ultra-Strong Atomization, effect at the tip, Waterproof Surface design,, easy to clean, Precise setting of 10 power levels, with Feather Touch dial, The circuit is using Military Level MOS power valve, much , more reliable, Special Medical Grade liquid connector, safe and healthy for convenient connection, Exquisite dial, to select desired frequency, Small knob, to keep a check on water flow