no need to beautician laborious massage, simple operation issafe. 3. frequency conversion negative pressure attraction: pure physical property has no damage to the skin, the effect is the most in-depth 4. two-way power roller: the contact surface is wider, the function area is larger, the function depth is deeper. 5. personal exclusive collet: three-dimensional effect deep intelligent infinitely variable speed stimulation depth is different. 6. special shaping clothes: double the effect of sculpting parts,enhance comfort, and take into account personal privacy and health. roller mode: 4 types: up/down/inner/out.facial beauty and anti-aging: through facial operation head, it can revitalize human fibroblasts to generate collagen, elastic fibers,hyaluronic acid and other substances, and restore skin vitality. slim body shaping: for the decomposition of adipocytes, but also through the mobilization of a2 receptors and receptors to suppress,decompose lipids, into muscle energy, reduce fat volume..syi