400mL Self Stirring Mug with Lid Automatic Stirring Coffee Cup Electric Stainless Steel Self Mixing Coffee Cup for Coffee Milk Cocoa Hot Chocolate Tea It can shake and cool coffee, milk, juice, medicine, protein powder, etc. Suitable for men, women, the elderly, children, and students. The automatic mixing cup uses fluid self-stirring technology to stir the liquid in the cup. With a mug cover, no need to worry about liquid splashing. Just press the switch to quickly cool down and shake the drink. The self-stirring mug with the fixed rotor, not the off-center fixed rotor, not off-center. Description: The 400ml coffee mixing cup is made of stainless steel and for a long time of use. When adding boiling water or rotating, the rotor will not deviate from the center, which can the risk of accidental eating. Specifications: Package Weight: 350g / 0.77lb Color: White; Red; Green; ; Blue; Black (Optional) Battery: 2*AAA battery(Not Included) Capacity: 400mL Material: Stainless Steel Occasion: Home, Office, , etc Package Size: 13*10.5*8.8cm / 5.11*4.13*3.46inch Package List: 1 * Self Stirring Mug