Efficient Insulation Design: Crafted from high-quality aluminum foil laminated oxford cloth, this fermenter boasts a seamless crimping process and insulation cover for exceptional heat retention. Enjoy rapid and consistent internal heat distribution, ensuring an efficient and stable fermentation process. Spacious Interior Capacity: With an enlarged design, this yeast box accommodates a 10-inch round proofing basket and a large oval proofing basket simultaneously. Maximize your productivity by proofing multiple breads and doughs with ease, thanks to the generous interior space. Consistent Heating Performance: Equipped with a heating blanket featuring three layers of heat conduction, this fermenter ensures uniform and precise heating. The aluminum foil construction locks in temperature effectively, guaranteeing optimal conditions for fermenting yogurt, bread, or other delicacies. User-Friendly Operation: Featuring a thermostat with a temperature range of 0-45 degrees Celsius and 9-speed adjustments, this heating box offers convenient customization. The clear display and timer function (1-4 hours) enhance usability, making it effortless to achieve desired fermentation results. Versatile Applications: This electric heating box is an ideal choice for making delicious bread, yogurt, pizza, natto, soft cheese, and margarine. In addition to being used for food fermentation and preservation, it can also be used for short distance transportation and food insulation. A practical and functional kitchen tool for home cooking. Item Name: Dough Proofing Box Material: Nonwoven/Aluminum Foil Capacity: 20L/30L/35L/50L Features: Efficient Temperature Control, Superior Heating Performance, Versatile Usage Size Details: 20L: 30cm x 30cm x 20cm/11.81" x 11.81" x 7.87" (Approx.) 30L: 30cm x 30cm x 30cm/11.81" x 11.81" x 11.81" (Approx.) 35L: 40cm x 40cm x 20cm/15.75" x 15.75" x 7.87" (Approx.) 50L: 40cm x 40cm x 30cm/15.75" x 15.75" x 11.81" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: EU 220v 20. A,EU 220v 30 A,EU 220v 35 A,EU 220v 50 A: 1 x Dough Proofing Box (3 Level Adjustment) EU 220v 20. B,EU 220v 30 B,EU 220v 35 B,EU 220v 50 B: 1 x Dough Proofing Box (9 Level Adjustment)