... system, can promote tissue metabolism, repel the cellluiue, tighten the skin, strengthen the skin elastic and so on, its effect will last ... can promote tissue metabolism,repel the celluiue.tighten the skin, strengthen the skin elastic and so on,the effection can last for a ... : 1-250HzFrequency2: 40KHzFrequency3: 50KH Cavitation slimming machine with the newest technology and the best price