dr. pen microneedling pen derma pen microneedle roller wrinkle removal beauty salon home use

adjustable length of micro-needles (0.25mm-3.0mm),dr.pen can be use 1/3/5/7/9/12/36/42 needles cartridge.different sizes act on different parts and have different effects. the derma pen is an automated micro-needling device with a disposable tip cartridge that is made up of different types of disposable needles, which uses proprietary technology to penetrate vertically into the skin. the stamping action of the derma pen's vertical tip creates invisible micro-injuries to the skin, while stimulating the skin's natural ability to heal itself and increase the production of new collagen..syi