[Efficient Stirring]: The electric automatic stirring cup can evenly and quickly stir coffee, milk tea, protein powder, and other powdered drinks. [High Quality and Safe Use]: The electric high-speed stirring cup is made of sturdy glass, capable of withstanding temperature changes and maintaining long-term integrity. The stirring stick and cup lid are made of polypropylene material, which not decompose at high temperatures and is non-. [Easy to Use]: Simply a button to easily blend drinks. The transparent borosilicate glass cup allows you to observe the stirring process. [Stylish and Practical]: 400ML GLASS AUTOMATIC STIRRING CUP: Coffee cup easily stir a variety of drinks, like stirring coffee, milk, hot chocolate, protein powder, juices and many other mixed beverages that can be stirred. Note: Viscous beverages are .according to the instructions, two AAA batteries need to be installed. Please do not soak the glass cup head in water for cleaning.