This is a pnomatic machine. In other word you will need A compressor for producing compreesed air. All important part of this machine produced with stainless Steel which has class 316. This machine can be control with pressing a pedal by the operator. Or, the opreator can regulate it by a simple process for filling with periodic interwals. You can regulate it for gramage you want to fill. It is possible to fill 20 to 110 gram by this regulation at each filling process. It is possible to produce machines for filling different filling capacities.