With the CF-80, 80 Liter you can have all the comforts and convenience of your household refrigerator/freezer in your family's vehicle, or whilst camping or fishing. Separate refrigerator, freezer and dairy compartments make it easy! The WAECO CF-80 digital readout is more than a temperature indicator. It is an integrated electronic digital control and temperature reading. Just set the freezer to the desired temperature and then view your actual freezer temperature on the digital display. And no replaceable batteries to bother about. WAECO has fully integrated the power requirements of your digital display for a smarter solution. 12/24 volts DC and 115/230 volts AC