... starting ability,suitable for scenery spots and publics.4.Low noise design,running noise much lower than other brands.5.humanized panel design ... the machine ,you can read the shift.)9.Trouble-shot:(low mix alert,belt skid alert,refrigeration trouble alert,switch trouble ... call:400 8860 3632.1-2 years warranty.3.With extra seals for each set.4.With free operating guidance help. tabletop ice cream maker