... waist;wavelength: 650nm & 839nm;18*40nW (total 0.72W); How does ZERONA work?ZERONA employs a device called an Erchonia Laser ... detoxification process, leaving you with asexier, re-contoured shape.Does it hurt?Patients may experience a mild sensation of warmth ... during theprocedure, but the procedure is totally pain-free.How long does Zerona laser treatment take?Patients are typically treated six ...