Automatic Magnetic Stirring Coffee Mug, Rotating Home Office Travel Mixing Cup Funny Electric Stainless Steel Self Mixing Coffee Tumbler Feature: 100%and high quality.Product color:Coffee Product size:9x13.5cm/3.5x5.3in Material:ABS, 304 stainless steel Capacity: 380ml Battery Specifications: 2 AA batteries (battery not included) Gross weight: 0.4kg/0.88lb Packing size:15x15x10cm/5.91x5.91x3.94inDescription: The Auto Blend Cup is the best and easiest way to mix hot or cold drinks The mixing cup with lid allows you to bring drinks from the kitchen to the living room, bedroom, car, office, gym, school and more. 304 seamless inner tank: Made of high-quality 304 stainless steel, it can withstand high temperature, wear-resistant and durable. It's great for coffee, tea, hot chocolate, milk, protein shakes, lemonades, broths, and many other lightly mixed beverages that can be whipped. Easy to clean: If you don't need the stirring function, our stainless steel coffee mug can be used as a regular water mug. It's also easy to clean. Just wash with tap water. Easy operation: one key to start automatic stirring. Press again to stop stirring. Important hint: The automatic mixer jar requires 2 AA batteries, but we don't provide them. Package Content: 1x Electric coffee cup