Specifications Product NameSelf Stirring Coffee MugMaterialStainless SteelCapacity400mlBattery2 AAA Batteries Not Included ColorBlack Pink Yellow WhiteSize13 5 8 5 6 4cm Features 1 Features a fluid self stirring technology that makes it different from any other self stirring cup 2 A premium quality fluid motor works promptly upon the press of a button 3 It also suitable for any beverage like tea or chocolate 4 Simple and easy operation Package includes 1 x Cup Without Battery