Portable refrigerators are compact cooling devices designed for easy transport. They are commonly used for camping, road trips, and outdoor events, allowing users to keep food and beverages cold without needing a traditional power source. Many models can be powered by car batteries, solar panels, or standard electrical outlets, making them versatile for various situations. These refrigerators come in different sizes and styles, including thermoelectric and compressor models. Some feature additional amenities like adjustable shelves, built-in freezers, and digital temperature controls. Their convenience and efficiency make them popular for both recreational and emergency use, ensuring that perishable items stay fresh on the go.