Constant Temperature Fermentation This yogurt maker provides a constant temperature fermentation function that ensures even heating and consistently probioticrich yogurt. It enhances texture and flavor, making each batch rich, thick, and balanced. PTC Heating Technology The unit operates at 40W with PTC heating technology for safe, quiet operation and low energy consumption. Constant temperature heating is essential for yogurt fermentation, enabling fermentation and awakening active probiotics. operation is simple: mix milk with lactic acid bacteria or yogurt, pour into the glass jar, set the time and temperature, then the machine will turn off automatically when finished. Large Capacity, 9 Glass Jars 8 reusable jars, totaling 1400ml. This design allows fermenting more yogurt with the same power and time, making it energysaving and efficient. Suitable for sharing with family or preparing a week's supply. Each independent jar stays clean, pollutionproof, and easy to carry, so you can enjoy yogurt anytime and anywhere. Comes with a carrying rack to conveniently pick up 8 cups at a time. Note: The product is described as 9 Glass Jars, but the jars described are 8 reusable jars totaling 1400ml. Adjustable Temperature Control and Timer Automatic program with LED screen for more precise temperature control and more sensitive touch buttons. Temperature range 65 F to 129 F, uses PTC for safe operation. Use scenarios Daily breakfast prep: Make probiotic yogurt in batches for a healthy morning routine. Weekly meal prep: Produce a week's worth of yogurt for smoothies, desserts, and kids' lunches. Gifting or group settings: Prepare fresh yogurt for friends and family.