... therapy 2.Sterilizer 3.Medical steel 4.Needle quantity:192 needles 5.0.25cm,0.5cm,0.75,1.0cm....... Microneedle ... :Microneedle therapy uses a knead rod inlayed with 192 slender needles, accompanying with fimctional nutrition liquid, regulary rolling in the places ... .0cm, 1.5cm, 2.0cm, 2.5cm, 2.0cm.192 needles or 540 needles approval.