World?s first automatic syringe which can contr ol the injection speed by finger pressure. Overcome the limit of conventional dental syringe! 1) Drastically deer ease the pain of patient by injecting the anaesthesia with constant pressure and speed 2) Apply equal conditions to the same patient and similar operation ar ea 3) Eliminate stress and fear of patient fr om anaesthesia. Advantages di fferentiated from conventional low pain anaesthesia system 1) No need to use the manual anaesthesia syringe to avoid much longer time of injecting for main anaesthesia after primary injection by an automatic system. 2) Shortened anaesthesia time