1、99.9999% Pure monocrystalline silicon, which can withstand 150,000 skin punctures without any wear and tear, free of heavy metal contamination. 2、can effectively improve the activity of human cells and repair the skin extension. 3、Promote blood circulation, improve cell permeability, ensure proper nutrients supply to muscle tissue and skin. 4、Suitable for electric micro needle machine, including a nano micro needle and a massage head. 5、Wonderful replacement accessory, easy and convenient to install on the derma machine. Item Type: Nano Micro Needle Material: ABS Applicable: Electric micro - needle instrument Operation Method: Wash your face with a cleanser, please.Take out the massage head for face massage, pay attention to the strength of micro-current and adjust it to an acceptable level. Take out the nano micro needle and imports into skin caring products. Pay attention to adjust the strength and microcurrent strength. Micro needle cannot repeat use: The properties of micro nano needle are different from those of conventional materials. Under normal conditions, the nano needle cannot be cleaned with ordinary cleaning agents (complete cleaning can be done under laboratory conditions).If the needle is reused, the skin caring substance will cover the skin and affect the effect: the skin caring substance may nourish harmful substances and harm the skin. In serious cases, it will cause local redness and inflammation of the skin.1 x Nano Micro Needle 1 x Massage Head