Materials: 316 stainless steel Size: 14.5*12*9cm / 5.66"*4.68"*3.51" Color: as shown in the picture USB charging 1. Digital automatic mixing function: simply press the button to easily make delicious drinks without manually stirring. 2. LCD screen display: real-time display of temperature, allowing users to understand the status inside the cup. 3. good materials: made of food-grade 316 stainless steel, no toxic, tasteless, high temperature resistant, avoiding any impact on the taste and health of the drink. 4. Automatic temperature control function: accurately controls the temperature, avoiding drinks from becoming too hot or too cold, maintaining the best taste and quality. 5. Magnetic charging design: built-in rechargeable battery, easy to carry, magnetic design can adhere to any magnetizable metal place, convenient for use anytime, anywhere. Package includes: One automatic stirring cup.