... skin cool system technology,with 15,000,000 per second RF ,permeating the dermis layer of skin and stimulating the H2O ... breast and buttocks:40 minutes THE STRUCTURE OF RF1.shell:used the ABS materials ,insulation,lighter,seismic,easy to transfer2.One ... handpiece of RF:3 treatment heads,10mm,20mm,40mm for eyes,face,body3 ...