... light, medium, strong, and fermentation time is 4, 6, 8 hours, and the machine is ready in fermentation temperature at 42 degree ... or decrease ferment time, the space is 1 hour.4. The machine automatically switches to refrigeration status once the fermentation is ... the ready temperature is 5 Celsius degree. After 4 hours continuous refrigeration, the machine will defrost for 10 minutes, after that, ...