Evos Ci is an innovative, completely intuitive and secure multi-functional valve for industrial gases. The simple and at the same ingenious lever mechanism with automatic interlock system allows users easy and safe opening and closing. The holistic and radically innovative design is constructed in order to demonstrate the respective operating status even from afar. The pressure gauge shows the user at a glance the remaining pressure in the 300 bar gas cylinder. The valve is protected by a robust metal guard with an integrated transponder, which provides maximum security and facilitates effective handling with a variety of grip options.