Compressor Cooling Speed: Using compressor cooling, the 12V electric cooler can drop temps from 68°F/20°C to 32°F/0°C in about 20 minutes to help keep food fresh during travel. ECO mode supports efficient daily use, while MAX mode offers quicker cooling whenever needed on the road Precise Touch Control: With both a touchscreen panel and an app, our car freezer lets you fine-tune modes and adjust temperature with accuracy. Internal temperature can be viewed at any moment, and the USB port under the display adds convenient phone charging on the go Durable Exterior Layout: A matte finish gives the truck cooler a strong, durable shell that handles daily use. The sealing strip holds the lid firmly to cut down on cold air loss, and a convenient latch plus several ventilation openings help the door move easily and let heat out more quickly Reliable Power Switch: With both 100240V AC and 12/24V DC options, the portable freezer shifts easily between indoor and in-car power