Features: 1. Easy to Operate -- Simply press the button once to start the automatic stirring. Press it again to stop the stirring. Great gift choice. 2. Stirring Coffee Mug -- Enjoy the perfect drink at any time.No more coffee spoons lying on the counter, No more cleaning up a blender and cup, No more coffee grinds at the bottom of your cup. 3. Stainless Steel Coffee Cup -- Top quality stainless steel resistant to rust and oxidation. It's much greater than the plastic when you want to drink hot coffee or other hot beverages. 4. Airtight Lid With Small Drinking Hole -- Built for easy drinking on the go. If you love to sip at your coffee while you spin out of your home in the morning rush, this is the perfect accessory to have. Thanks for the airtight lid, it's also a great to go cup 5. Easy to Clean -- The magnetic stirrer are removed that makes mug easy to clean. Use them not just for coffee but also for juice, carbonated beverages, drinks, and hot or cold Cafe and teas. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow minor deviation due to manual measurement. 2. The battery is not included. Specification: Name: auto stirring cup Capacity: 400ml Electricity: 2 AAA batteries not included Process: double layers vacuum design Material: 304 stainless steel, food grade PP, magnetization function Dimensions: diameter 6.4cm, width 8.5cm, height 13.5cm Package List: 1 x auto stirring cup