Electric heater: The car refrigerator has the function of heating and cooling. In winter, your food won't cool down as quickly while traveling or driving. In summer, you can drink iced drinks anytime, anywhere; whether it is summer or winter. It's perfect for you to use. Movable and Lightweight: Lightweight and easy to move, with a convenient carrying handle. The 4 liter capacity is suitable for canning. Perfect for Office, Bedroom, Travel, Vacation, Camping, Makeup, Cosmetics, Skincare... Quiet performance: Durable brushless motor for quiet operation ELEGANT DESIGN: Midnight black glossy finish throughout the refrigerator (sides and back) and black glitter-effect glass on the front for a stylish refrigerator that looks great in any setting A good choice: Refrigeration can be about 22 degrees lower than the ambient temperature. If the ambient temperature is 30 degrees, the internal temperature of the refrigerator is about 8 degrees.