- Auto Magnetic Stirring Coffee Mug: Simplify your beverage preparation. No spoon required—just add your favorite powders like Bulletproof coffee, butter, coconut oil, or heavy cream. With the press of a button, enjoy perfectly mixed drinks at home, in the office, at the gym, or at school. - Magnetic Charging Support: This third-generation automatic stirring cup features magnetic charging for convenience. Once fully charged, it can be used up to 60 times, reducing the need for frequent battery replacements and promoting environmental sustainability. The design ensures water does not penetrate the battery area, enhancing safety. - User-Friendly Operation: Activate the automatic stirring with a single button press. The stirring process is splash-free and automatically stops after 30 seconds. The separable magnetic stir bar is corrosion-resistant and easy to clean, securely adhering to the cup's bottom to prevent swallowing. Includes two stir bars for extended use. - Premium Materials & Easy Cleaning: Crafted from food-grade ABS and 304 stainless steel, this automatic mixing cup features a double-layer design that prevents burns when pouring in hot liquids. Cleaning is simple—just rinse with water, but avoid dishwashers or soaking. - Practical Applications: Ideal for effortless mixing of coffee, protein shakes, or other powdered beverages. Perfect for busy professionals at work, fitness enthusiasts post-workout, or students needing a quick drink on the go. Enjoy the perfect blend without any hassle.