It also depends on people's size. At present, there are two kinds of photoelectric beauty instrument to lose weight. One is to lose weight by freezing. A kind of ultrasonic weight loss. Both instruments are good and the effect is obvious. Losing weight is a course of treatment. After losing fat, it needs to be shaped and consolidated again. Later, it depends on personal maintenance. Three points depend on the instrument, three points are good, and four points depend on yourself. Hope to adopt, thank you!