Description:Type: Hyaluronic Acid Pen Function: remove blood vessels, skin rejuvenation, dark circles, wrinkle makeup remover, weight loss, moisturizer, whitening agent, moisturizerCertification: Medical CE / ISO13485 / RoHSMaterial: 316 stainless steel (professional medical stainless steel) Injection volume: 0.01ml~0.12ml (minimum 1 frame scale is 0.01ml, if you want to play 0.05, then down 5 frames, maximum 12 frames is 0.12ml, maximum scale is 0.3ml) Working mode: high pressure atomization/multiple injection Injection depth: 3-4mm Working principle: The spring and piston can quickly and uniformly inject drugs under pressure through a hole with a diameter of 0.1mm, which is 2 times smaller than the diameter. The thickness of the injection needle!Due to the mechanical energy, the device’s spring and special piston allow the drug to flow quickly and gently under pressure through the tiny holes in the subcutaneous tissue.Compared with the introduction of needles, the process of absorbing and absorbing drugs is much faster, which has been confirmed in a series of studies and tests conducted in different countries around the world.It is an ideal solution for those who are prone to scars and subcutaneous stones. Advantage: * Painless injection*Needle-free injection eliminates the risk of needle infection* Will not use needles to leave scars and puncture marks on the skin tissue*Better and faster absorption of drugs* Strict subcutaneous injection-eliminates the risk of drug penetration into the muscle*Quick, easy and safe*Individual and economical doses of drugs Note: If you cannot use hyaluronic acid fillers (or other beauty products) in advance, it is best to consult a beautician.