100/50/15 pcs cartridges a1 pen derma skin care needle r 1/3/f5/7/9/12/24/36/42 pin nano tip bulk price microneedling cartridge

4 high speed with direction minial epidermal damage less pain & bleeding it is an eletronic automated micro needle,with guides that adjusts needles length different pins for choose suit more dermapen it is hygienic,convenient,and safe.the perpendicular movement of the multi -speed and adjust needle depth allows it to be used for variety needle tip enables treatment of narrow areas, and lessen the pain pore smohering sin whitening. remove acne scars derma pens. needle length is adjustable to different sizes depend on the
areas and purposes of the treatment. markedy diminshes the stretch marks the skin becomes white.syi