Features: 1. Portable and compact, easy to carry, this mini fridge allows you to use in office, car. 2. Useful and multi-functional, can keep cool beverage cold longer and make hot drinks keep warm longer as needed. 3. Powered by USB cable, suitable for all PC, car, or other USB interface, no batteries required. 4. Easy to install and operate, with a switch to change the heating function or cooling function. Specifications: Condition: 100% Brand New Material: ABS Color: as pictures show External Size: approx. 8.5 x 12 x 25cm / 3.3" x 4.7" x 9.8" USB Cable Length: approx. 1.2m / 3.9ft Working USB Cable Length: approx. 1.0m / 3.3ft Refrigeration Power Consumption: 5V 1000mA Heating Power Consumption: 5V 500mA Highest Heating Temperature: 50℃ Lowest Cooling Temperature: 10℃ Refrigeration Time: 10~15mins Heating Time: Long-lasting Noise: 35DB Operation System: IBM PC/ MAC compatibles Package Weight: 820g Quantity: 1pc Package Included: 1 x Mini USB Fridge Portable and compact, easy to carry, this mini fridge allows you to use in office, car. Useful and multi-functional, can keep cool beverage cold longer and make hot drinks keep warm longer as needed. Powered by USB cable, suitable for all PC, car, or other USB interface, no batteries required. Easy to install and operate, with a switch to change the heating function or cooling function. It has stylish and cool appearance, suitable to put canned drinks, bottled water(350~600mL), milks, etc.