Premium Stainless Steel Construction: Made with food grade stainless steel interior that resists, maintains optimal temperature and is easy to clean for long lasting in this portable coffee mixer Digital Temperature Display: This electric stirring cup features a digital screen, making your beverage preparation intuitives and with automatic coffee stirrer functionality Rechargeable Battery Design: Equipped with a built in high capacity rechargeable battery for cordless convenience Perfect for home, offices or travel use as a versatile electric drink stirrer Automatic Stirring: Utilizing advanced stirring technology, this automatic stirring cup provides easy operations to quickly blend coffee, soybean milk and other drinks efficiently without manual effort Multi Purpose Functionality: Ideal for preparing various beverages including coffee, protein shakes, juices and milk tea with this digital display stirring cup that meets drink mixing needs