Description:The auto stirring cup is made of high quality stainless steel and plastic material. It can make a perfect coffee, milk and tea automatically with dissolving the powder completely. It is suitable to be used in your office or at home.Feature:1.Bottle cap is sealed and straw can be inserted.2.It is widely used in coffee, tea, hot chocolate, milk, etc.Specification:Name:Material: 304 Stainless Steel + PlasticSize: about 13.5*8.5*6.4 cm/5.31*3.35*2.52 inWeight: about 500 gCapacity: 400 mlBattery: 3 AAA Batteries (Not Included)Packing List:1 * Auto Stirring Cup1 * Cover Note:Due to the lighting effects and shooting angles, there is color difference in the product, please understand.Due to manual measurement, there is a tolerance in the product size. Specification:Name:Material: 304 Stainless Steel + PlasticSize: about 13.5*8.5*6.4 cm/5.31*3.35*2.52 inWeight: about 500 gCapacity: 400 mlBattery: 3 AAA Batteries (Not Included) Packing List:1 * Auto Stirring Cup1 * Cover