1.Temperature Control: Our fermentation machine comes equipped with a temperature control meter that precision up to 0.1°C. Set the start temperature (PO) to 24°C and the stop temperature (1) to 33.4°C. When the temperature reaches 33.4°C, it stops working, ensuring your food ferments perfectly. 2.Double-Sided Heating Pad: The heating pad features black waterproof fabric on the front for easy cleaning and white insulation cotton on the back to reduce heat loss. The electric heating pad is washable, but avoid getting the interface and other parts wet. 3.Excellent Thermal Insulation: The inner layer features a combination of aluminum film and pearl cotton material. It's tightly stitched, durable, and won't burst. This meticulous workmanship long-term thermal insulation and is suitable for both hot and cold applications. 4.Odorless Fermentation: This household fermentation machine ensures there's no peculiar smell, preserving the authentic taste of your food during fermentation. It includes a built-in 75°C thermal protection feature to prevent excessive heating and ensure product good.