... machine.Model :MAP-450 Used pressure :0.6-0.8MpaComposite gas class: Multi-gas (O2/N2/CO2)Composite gas replacement rate : ≥98%Gas source of gas ... :220V 50Hz 1.5KWThe set of modified atmosphere gas mix-sealing machine. Gas replacement double-effect function, use of O2, ... food, genuine, extending food freshness and shelf life. The machine applies (raw meat, fish, fresh fruits and vegetables, poultry ...