• Recommended for coffee lovers, office workers or students. For the mixer feature, just press the button on it. PRODUCT FEATURES: Thermos feature is available. It maintains the temperature of the beverage when the lid is closed. It is stainless. It is 12*10 cm. It has approximately 200 ml reservoir. It works with 2 thin pencil batteries (AAA). You can easily operate it by inserting the batteries. Batteries are not included. Hand washing is recommended.