The Cooluli Classic 4-liter Thermo-Electric Cooler/Warmer Mini Fridge is durable, efficient and stylishly compact. The Classic is easy to use and goes from cooling to warming with one quick switch. It’s perfect anywhere you need to store food, snacks, drinks, breast milk, insulin, skincare and beauty products, medications and other essentials. The Classic’s lightweight profile has a 4-liter capacity and a molded inset top handle, making it a breeze to carry. The Classic-4L mini refrigerator is perfect in your home, countertop, business/office, dorm, hotel room, car/motor vehicle, or on your next road trip or tailgate party! Along with the AC/DC power cords, your Classic-4L also includes a USB cord for the ultimate flexibility—it can be powered with a minimum 2A power bank (USB power bank not included). You can also easily shift from cooling mode to warming mode with a simple flip of a switch! Exclusive EcoMax Technology features Cooluli’s unique cooling system, making it powerful yet incredibly quiet and cost-effective. The Classic-4L is 100% environmentally friendly and uses no refrigerants or Freons. All Cooluli products are supported by exceptional customer support and a 1-year limited warranty. The Classic-4L is built to North American voltage specifications. Warranty is void if unit is plugged into a 220–230-volt outlet. Please refer to the User Manual before use. Cools down to: 35° – 40°F (20° – 22°C) below ambient temperature. Warms up to: 149°F (65°C) on internal thermostat.