Car Mini Cup Cooler and Warmer

- 2 in 1 car cup holder with warmer & cooler functions. - Cooling down to 1.8°C and heating up to 65°C - Wide Compatibility for irregular bottle bottoms, such as mineral water bottles, we recommend placing 2 cm of water in the cup as a conductive medium when you use. - Suitable for heating various materials like aluminum, iron, plastic, glass, etc. - Simple design and uses DC-12V a vehicle-mounted or similar power supply - 36W low power consumption and high performance - Fast cooling speed, high efficiency, low energy consumption, small size and no pollution.