Feature: 1. Automatic Mixing: No spoon needed, just add your favorite powder (coffee, butter, coconut oil, heavy cream, etc.) to the cup, press the button, and enjoy your drink at home, office, gym, school, etc. 2. USB Cable Charging: The automatic mixing cup can be charged by USB cable only, no need for extra battery, it can be fully charged quickly in 1.5 hours, saving time, freeing your hands, safe and eco friendly. 3. Easy to Operate: Press the button to stir automatically, stirring without splashing, double click to turn on. Detachable magnetic stirring bar, rust proof, easy to clean, tested and firmly attached to the bottom of the cup to avoid swallowing. 4. Easy to Clean: Automatic stirring cup is made of food grade ABS and food grade 304 stainless steel. Double layer cup body design, pouring boiling water into the cup will not burn your hands. It's easy to clean with running water, but don't wash it in the dishwasher or fully immersed. 5. Novelty Gift: When there are birthdays, anniversaries, Thanksgiving, Christmas need to give gifts, choose this automatic stirring coffee mug, novel, interesting and practical, it is the ideal gift. Specification: Item Type: Mixing Cup Capacity: 350ml Material: ABS, Stainless steel Battery: Built in 400mAh Lithium Battery Weight: Approx. 288.00g / 10.16oz Product Size: Approx. 13x9cm / 5.1x3.5in . Package List: 1 x Cup 1 x USB Cable