Effortless Mixing: Enjoy perfectly blended drinks with the easy one-touch operation of our magnetic coffee stirrer cup. Simply press the auto-stir button to effortlessly mix your ingredients without any mess or splatter. Stop stirring by pressing the button again for a hassle-free experience. Convenient USB Charging: Say goodbye to battery replacements with our electric blender cup's USB rechargeable battery. Ideal for busy lifestyles, this feature allows multiple uses on a single charge. The waterproof design ensures durability and leak-free performance, making it a reliable companion wherever you go. Ultimate Convenience: Stir your hot or cold beverages with ease using our automatic magnetic stirrer coffee cup. Whether at home, in the office, or on-the-go, this self-stirring coffee mug offers unparalleled convenience. Just press a button and savor perfectly mixed drinks anytime, anywhere. Premium Quality Construction: Crafted from food-grade 304 stainless steel and BPA-free plastic, our automatic mixing cup guarantees safety and durability. The frosted exterior and double-layer design provide a comfortable grip and thermal insulation. Cleaning is a breeze simply rinse with water for effortless maintenance. Advanced Technology: Our magnetic coffee stirring cup uses advanced automatic stirring technology, press once to stir the beverage, and press again to stop stirring. Say goodbye to hand mixing and relax and enjoy perfectly blended drinks. Item Name: Coffee Cup Material: Stainless Steel + Plastic Built-in Battery: 500mAh Charging Supply: USB Charging Capacity: 380ML Features: Effortless Mixing, Convenient, USB Charging Size Details: L: 13.5cm/5.31", W: 8.5cm/3.35" (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 1 x USB Cable