microneedle cartridges for mini hydra gun mesotherapy injector auto derma stamp pen needle with syringe tube

type: hydra pen machine replacement cartridge needles.
interface/port: screw.
needle type:9/12/24/36/42/nano/5d/3d. it is an eletronic automated micro needle,with guides that adjusts needles length. it is convenient,and safe. advantage:water mesotherapy will works well on moisturizing and renewing inelasticity. you can contact me if you need any other product.welcome to youmvp store.syi