... ,face and body RF skin tightening machine,vacuum&RF&laser 3 in 1 system,for skin tightening,skin lifting,fat reduction What is Thermage ... and rebirths collagen instantly when the skin is sucked in, the frequency of 1-2.66MHz bipolar RF will heat the dermis ... spare part need to change, we will send to you for free in guarantee period.INFORMATION UPDATED ON 2013-04-18