Wagan 2260 Thermo-Electric Fridge/Warmer - 6L Capacity Maximum cooling capacity is 35 - 40 degrees below room temperature Capacity - 6 liters/9 cans.The lowest amp range for this cooler is 3.8 and the highest is 5 amps. Dual function - also can warm food up to 140 degrees Fahrenheit LED digital temperature display, Hot/Cold/Off switch Kindly refer the user manual given below for troubleshooting steps.