1DUAL FUNCTION: Car cup cooler warmer with dual function of hot and cold, maximum 60, minimum 0; intelligent automatic detection system, heating mode, when the temperature is lower than 40, it will automatically start heating from new. 2SEMICONDUCTOR COOLING TECHNOLOGY: Car cup cooler warmer uses advanced semiconductor cooling technology, with the advantages of fast cooling speed, high efficiency, low energy consumption, low noise, small size and no pollution. 3FAST COOLING AND HEATING: Portable car cup cooler warmer is able to cool and heat quickly, enjoying cold drinks in 12 minutes and hot drinks in 5 minutes, 10 times faster than traditional refrigerators. 4LARGE DIGITAL DISPLAY: Smart car cup warmer cooler has a simple design with a large digital display. Real time temperature and cooling effect at a glance, easy one touch start. 5SUPERIOR MATERIAL: The portable car cup cooler warmer is made of premium ABS and aluminium alloy for durability, safe and odourless.