Patent ID: 7481070

Claim:
A portable insulated cooler unit comprising: a plurality of coolant lines embedded in a plurality of walls of said cooler unit, said coolant lines comprising coolant fluid; a compressor coupled to said coolant lines; a fan adapted to circulate air around said coolant lines; a temperature sensor adapted to measure the cooler unit internal temperature; a thermostat coupled to said compressor and to said temperature sensor, said thermostat adapted to cause the cooler unit internal temperature to be adjusted; an AC power supply adapted to receive AC power when available; a DC power jack adapted to receive DC power when available; a rechargeable battery coupled to said AC power supply and to said DC power jack, said rechargeable battery adapted to operate said compressor and said fan when said cooler unit is ON, and said cooler unit is not receiving external power; and a foldable solar panel comprising a photovoltaic array, said solar panel adapted to be functionally stored when folded into the top of said cooler unit, and conduct electricity when exposed to sunlight, and said solar panel adapted to connect via a power cord to said DC power jack and power said cooler unit.