Features: 1AUTOMATIC MAGNETIC STIRRING: Press the button to automatically stir without splashing and stop automatically in 30 seconds. Save time and free your hands. The stirring rod can be separated. 2BATTERY POWERED: The automatic mixing cup needs only two AAA batteries (not included) not limited by the power cord convenient and portable. 3FOOD GRADE MATERIAL: The stirring mug is made of food grade ABS and 304 stainless steel which is corrosion prevention safe and eco friendly. Double layer cup body design will not scald your hands. 4EASY TO OPERATE AND CLEAN: No spoon required just add your favorite powder to the cup and press the button. Easy to clean with running water but do not use a dishwasher or completely soak in the water. 5WIDE APPLICATION: This electric mixing cup is very suitable for use at home office gym school etc. allowing you to enjoy drinks at any times. Specification: Item Type: Self Stirring CupMaterial: Stainless Steel ABSCapacity: 380MLBattery: 2 x AAA Batteries (Not Included)Color: CoffeeWeight: Approx. 330g/11.6oz Package List: 1 x Self Stirring Cup (Batteries Not Included)1 x User Manual