Feature 11. 2 in 1 design: Let the product cool or heat your beverage. The heating effect is 55~65; the cooling effect is -3~5, your beverage will be cooled or heated in a few minutes, and the intelligent LCD screen displays the temperature. 2 2. Easy to use: Using the principle of semiconductor refrigeration and heating, the cold and heat generated by it is conducted through the bottle containing the beverage and water. One-touch heating or cooling, insert the adapter of the cup into the car lighter. It takes a certain amount of time to cool, about 10-20 minutes. The cooling time of metal-packaged beverages is slightly shorter than that of beverages packaged with other materials. The longer the time, the better the cooling effect. 3 3. Environmental protection: The on-board cooling and heating cup holder is made of ABS + environmentally friendly aluminum materials, with simple design, and easy to use one-button cooling and heating. You can use DC-12V car power supply and home adapter (not included). 4 4. The ideal gift: This car warmer is an ideal companion for business trips or out-of-work. A cup is suitable for the entire four seasons, economical and practical, and also a good helper for travel. We also specially added a base to facilitate the use of cars with a low cup holder to ensure good cooling effect. 5 5. Wide compatibility: metal gilded texture, can be used in 99% of cars. It is smaller than a traditional beverage refrigerator and is suitable for personal or family use. In summer, you can enjoy cold drinks or beer whether you are traveling, working or outdoors. Drink a cup of hot coffee anytime and anywhere in winter. You can also use it when your baby needs a bottle of warm milk during the journey. The best gift for commuting parties, picnics, coffee lovers Christmas, Thanksgiving, birthdays, etc.Material: ABS+environmental protection aluminum Weight: 378g Size: 114×94×166mm Rated voltage: DC12V Rated power: <36W Rated current: <3A Cooling temperature: -35 Heating temperature: 55~65 Use environment: -10~40 Mute index: <40dB Suitable for heating various materials, such as aluminum, iron, plastic, glass, etc. Among the conductive media, aluminum has higher conductivity, followed by steel, iron, glass and plastic.Package List1*Cup 1*Car charger 1*Bracket 1*User Manual