Product Characteristics Non-spring vibration structure will not have elastic fatigue and cause unevenness. The whole machine stainless steel vacuum tank has no rust. The machine design finishing is no high front and Low behind poor design. Automatic vacuum, leveling is completed once. Automatic close the cover, open the cover function saves manpower. Can package four-corner three-dimensional bag. Strengthen transparent acrylic can easily check the packaging situation. Microcomputer have 20 sets of memory control panel, including motor overload protection, oil change notification function. High vacuum and fast packaging speed is only 20-25 seconds in one package (the higher the vacuum, the longer the storage period). It can be vacuumed from 1 kg to 5 kg, and free replacement of internal parts .