A portable refrigerator is a compact cooling device designed for easy transport and use in various settings. It is commonly used for camping, road trips, picnics, 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 or standard electrical outlets, making them versatile for different situations. These refrigerators come in various sizes and styles, often featuring adjustable temperature settings and storage compartments. Some portable refrigerators are designed to be energy-efficient, using advanced insulation and cooling technology to maintain low temperatures while consuming minimal power. Popular brands include Dometic and Igloo.