1.3 ultrasonic heads for face,body,eye 2.3MHz ultrasonic technology 3.Weight loss beauty equipment. 3MHz ultrasonic beauty equipment for facial skin care The equipment mainly applies 3Mhz ultrasonic technology with different shape of fitting,it can be used face,body,eye.1.promote nutrition absoption.2.Pigment,pot and freckle removal,whiten,facial contoring.3.Slimming,wrinkle removal.