FREEZERS WITHOUT ICE: Strong Compressor Function. Adjustable Temperature From 0? No need to prepare ice when going out. Car & Home Use: DC Power Cable for Car (12/24V); Free AC Adapter for Home Socket (110-240V). MAX & ECO MODE: MAX Mode for Fast Cooling. ECO Mode for Energy Saving, which is design for outdoor limited energy. OUTDOOR ADAPTABLE: Work normally within 30° bumps, easily handle muddy mountain roads or steep valleys. Push-type button, strong operability, low environmental requirements. Refuse to take up space. The spring design inside of the handle makes it easy to carry and move. Push-and-stack-type door latch, lock the cold air in the box as much as possible. The downward opening design prevents water droplets from flowing into the box.