Features: 1Easy to Operate: Just put the coffee powder into the stirring cup and pour the boiling water into the glass one button operation suitable for home travel office business picnic. 2USB Charging: The automatic mixing cup only needs to be charged with a USB cable no additional battery is required and it can be quickly fully charged in 1.5 hours saving time freeing hands and being safe. 3Stainless Steel Liner: Self stirring cup is made of 304 stainless steel and food grade ABS plasticdouble layer design pouring boiling water into the cup will not be hot. It's easy to wash under running water but don't wash in a dishwasher or in a full soak. 4Wide Applications: Self stirring mug is suitable for coffee tea hot chocolate milk protein shakes lemonade or other mixed drinks pastes ice oatmeal and other solidly that cannot be dissolved quickly. 5Quickly Dissipate Temperature: Magnetic stirring cup adopts the principle of physical stirring which can quickly dissipate temperature while stirring quickly without stirring with a spoon which is easy to operate for the elderly and children. Specification: Item Type:AutomaticMagneticStirring Coffee Mug Package List: 1 x AutomaticMagneticStirring Coffee Mug1 xInstruction Manual1 xUSB Cable