Soft Ice Cream Machine 1)Protection for high or low voltage 2)Keep ... non-fat ice cream to custards, yogurt and sorbet.1, Low mix light alerts The mix low light alerts ... when over-freezing, low voltage, high pressure etc.Options:1, Air Pump(Model number with letter"P") Grand mix ... maintains safe product temperature in the mix hoppers and freezing cylinders.4, Rainbow system Adding syrup to ice cream, ...