Specification: Item Type: Pink Hyaluronic Pen Color: Pink Material:stainless steel Amount Of Single Injection:0.05-0.3ml(5-30IU) Usage Times:2000 Times Depth Of Injection:4-5mm Size: 0.3ml Injection volume:0.01ml~0.12ml ( The min scale 1 frame is 0.01ml,if you want to play 0.05,then down 5 frames,a maximum of 12 frames is 0.12ml,the biggest scale is 0.5ml ) Feature: 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, micro orifice, and the automated spring pressure make injections with 'THE SERA' virtually painless 3.Fast, easy, and safe: 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 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. 6.Long Life and Low Maintenance: Can be used for over 10,000 injections, and it is operated by a self-powered spring.