Hot for Hours: This smart control mug has an airtight vacuum technology, which makes your drink not leak and stay hot for hours. You can set the temperature from 25 to 100 and no need to heat again. Premium Quality: The Insulated coffee cup is made of high-quality stainless steel, which is sturdy and durable, and can keep the temperature for hours. It has an airtight vacuum technology that makes the water not leak. Sealed Car Heating Cup: 100% brand new and high-quality, 360-degree upside down without water leakage, small size and more convenient. It is easy to put in the car for storage, saving more time. Easy to Use: The LCD display will show the water temperature inside, you can use 3 button to set temperature. When the water volume is too small or the cup is tilted, the cup will automatically shut down. Use It with Confidence: We provide comprehensive pre-sales and after-sales service. If you have any question or concern, please do not hesitate to let us know and we will do everything to make it right! Description: Car Insulation Cup will automatically shut down, and the temperature-controlled cup will be silent and no noise when it is heated. Specifications: Product name: Car Insulation Cup Product color: black/white Product size: about 210*72mm/8.27*2.83in Product net weight: about 300G Product material: inner 304 stainless steel Working voltage: 12V/24V universal Rated power: 96W Power cord length: 1 meter Heating time: 20 minutes or so at 100 degrees Celsius (the specific boiling time depends on the current level of different models and the ambient temperature) Packing List: Car Insulation Cup*1 Note: Due to differences in lighting and screen settings, the color of the product may be slightly different from the picture. Due to different manual measurements, please allow slight size differences.