- Multifunctional 3-in-1 Smart hot and cold cup: This device is not just a mug. It provides fast heating and cooling with the ability to reach a heating temperature of 60 C and a quick cooling temperature of 0 C, ensuring your beverage stays at the desired temperature. It also features automatic fermentation for homemade yogurt. - High power performance: Built with a high specific thermoelectric chip and optimized air duct cooling technology, it can rapidly heat or cool your drink in a shorter time. Whether you want to keep yogurt fresh or quickly refrigerate and heat beverages, this cup meets your needs. - Multi-scene use: The Smart hot and cold cup is designed for versatile daily use. It suits hot milk for breakfast, a refreshing drink during work, or an enjoyable beverage for a family dinner. - Summer must-have: On hot days, enjoy a cold beverage while others’ drinks turn lukewarm, making this Smart hot and cold cup a practical summer essential.