Auto Cooler & Warmer Mug

CPN-565503819

Portable mini 330 ml warmer and cooler mug holder can keep 1 can of cola, or 1 bottle water or milk, apply to car power interface, no batteries required, plug and play. Suitable for car, office, home to keep beverage, Coca-Cola, cans, coffee and other drinks. Great gifts for car owners, traveler. Temperature Range: 5 degree for cooling; 55 degree for heating, (Note: portable usage only, not to compete with home use actual refrigerator and warmer heater, metal beverage bottle will work better).