adjustable 140 derma stamp microneedle roller 0-3.0mm length stainless steel needle white pc handle anti aging acne scar

function: improve elasticity of skin. reduce pore size and firming. smoothen acne scars. reduce fine lines, wrinkles and dark circle. skin friendly, safe and faster skin restructuring. rolling frequency: 0.2-0.5mm: 2-3 times a week 0.75-1.0mm: once a week 1.5mm: once every two weeks if used lightly, once every 3-4 weeks if used more vigorously. 2.0-3.0mm: once every five weeks (note: use the needle again only after the previous wound is all healed up.)