2019 professional hydra pen h2 electric automatic derma stamp micro needle pen 0.18mm needle cartridges for essence import

the derma pen is an automated micro-needling device with a disposable tip cartridge that is made up of 12 micro-needles, which uses proprietary technology to penetrate vertically into the skin. the stamping action of the derma pen vertical tip creates invisible micro-injuries to the skin, while stimulating the skin natural ability to heal itself and increase the production of new collagen.