Effortless Mixing: Simplify your beverage preparation with our stainless steel coffee cup featuring a one-touch auto-stir button. Watch as the tamper effortlessly blends your ingredients, ensuring perfectly mixed drinks without any mess or spills. Press once to start stirring and press again to stop it's that easy! USB Rechargeable: Say goodbye to battery replacements with our electric blender cup's convenient USB charging capability. Equipped with a robust 300mAh rechargeable battery, enjoy multiple uses on a single charge, ideal for those with busy schedules. The waterproof design guarantees lasting performance without any worries of leakage. Versatile Mixing Solution: Elevate your drink-making experience with our automatic magnetic stirrer coffee mug. Whether you're at home, work, or on the go, this innovative blender cup simplifies mixing hot or cold beverages. Just add your ingredients, press the button, and savor a flawlessly blended drink in seconds. Premium Quality & Easy Maintenance: Crafted from food-grade 304 stainless steel and BPA-free plastic, our self-stirring cup ensures safety and durability. The frosted exterior and double-layer construction offer a secure grip and protection from heat. Cleaning is hassle-free simply rinse with water for quick maintenance. User-Friendly Operation: With advanced automatic stirring technology, our magnetic coffee mixing cup is equipped with an easy-to-use automatic stirring button. Press the button once to stir the drink into a pleasant foam, and press the button again to stop. Say goodbye to manual mixing and easily enjoy perfectly blended drinks. Item Name: Coffee Cup Material: Stainless Steel Battery Capacity: 300 MAh Capacity: 380ml Features: Effortless Mixing, USB Rechargeable, Versatile Mixing Size Details: L: 14.5cm/5.71", W: 8.5cm/3.35", H: 7cm/2.76" (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: 1 x Coffee Cup