NOTICE: Do not block the air inlet and outlet When the product is used in a car, if it is placed in the car cup holder, it will block the air inlet and outlet, so it will affect the cooling performance. When the air inlet and outlet are blocked, the cooling temperature of the smart cup may only reach 6C. Upgraded Car Heating Cooling Cup 2-in-1 Car Office Home Driving Cup Warmer Cooler Smart Mug Holder Tumbler Car Accessories New Upgraded Car Heating Cooling Cup 2-in-1 Car Office Cup Warmer Cooler Smart Cup Mug Holder Tumbler Car Refrigerator Cooling Time for heating: about 8 mins, the highest temperature is 60 degrees Celsius. Time for cooling: about 15 mins, the lowest temperature is 0 degrees Celsius. Item Details Product name: LED display touch heating and cooling cup Voltage: DC 12V Power: 36W Material: environmentally friendly ABS+Aluminum alloy Color:black Function: Touch Screen Temperature range: 0-60 degrees Celsius Package Included: 1 heating cup 1x cigarette lighter 1x base 1x manual