(1) Needle Free: Many people suffer from needle phobia. Our Needle Free Technology alleviates needle phobia with needle-free injection.(2) Virtually Pain Free: Fast injection in less than 1/3 of a second, Mini orifice, and the automated spring pressure make injections with 'THE SERA' virtually painless.(3) Fast, easy, and safe: The use is simple. It can be used by patients for self-injection, or other individuals can administer injections of the prescribed medication.(4) No Risk of Needle-stick Injuries: It eliminates needle-stick injuries as THE SERA is needle-free, thus reducing disposal costs,Eliminates Cross-contamination.(5) Nozzle and adapter are sterilized by gamma irradiation: They are disposable, thus eliminating the possibility of cross-contamination. Long Life and Low Maintenance: THE SERATM can be used for over 10,000 injections, and it is operated by a self-powered spring.Type:Hyaluronic Acid PenFeature: Blood Vessels Removal, Skin Rejuvenation, Dark Circles, Wrinkle Remover, Weight Loss, Moisturizer, Whitening, MoisturizerInjection volume:0.5ML/0.3ML( with two heads )Injection depth:6-8mmOperation Mode:multi operation ( 3 gear operationFunction:(1) Skin rejuvenation ,wrinkle removal and pigmentation removal;(2) Lip lifting,loss weight;(3) Skin tightening,Enhance skin metabolism, anti-aging;(4) Activation of collagen cells, enhancing skin elasticity and gloss;(5) Remove facial fine lines and crow's feet, plain word lines ,etc.Friendly Note: Don't include filler/acidsize:17 x 2.6cmMaterial:stainless steelcolour:greenPackage Contents:1 x Host2 x Connector head(0.3ml and 0.5ml)1 x Ampoule head1 x Liquid extractor1 x English manualOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.