Three times vacuum sterilization cycle progress ? The new design model with opening water tank on the top.Strictly meet the standard of EN13060, that makes wash and cleaning much more convenient. ? All -round computerized fuzzy control.LCD creen diaplay modularized ponel for easy operation. Chinese and English menus are available.A special curve can displays all the sterilization process. ? Mini printer can be attached to record the process of sterillization.