... , neck, shoulders and hands6.Skin excrescence, such as wart, etc. HOW IT WORKSWith fractional laser resurfacing the laser beam is broken up ... body.ADVANTAGES1. RF driving tube, no need to change.2. It emits very fine and well arranged laser which can penetrate ... , effective treatment.5. 8.4 inch real LCD color touch screen, most humanized software control6. 7-jointed articular light conduct, accurate ...