1. Extremely safe operation. 2. Leading technology in refridgeration and high efficienglishcy 1. With frequenglishcy conversion technology2. ... Low noise and more stable operation3. Low mix level alert by light 4. Voltage display , electric currenglisht display , alarm system, Counter ... ,450mm15. Optionals: 1.cone dispenglishser 2. Customized front panel OP3328B soft ice cream machine