circulate and activate cells, promote metabolism and so that more collagen and elastic fibers may be gained for improving the facial and body skin no need to rest after treatment no incision and no mark after treatment no side effects safe,comfortable and effective the procedure targets fat cells in the underlying skin layers using low-frequency ultrasound waves to break down fat which are absorbed by the bodys lymphatic system and naturally eliminated as waste dissolve fat, lymphatic detoxification, tighten skin, enhance skin elasticity not only supply the beauty machines, but also supply the good service we will provide you with a detailed user manual and operation video, ensure you can operate it well..syi