A portable, electrically driven 4L car cooler is made to keep food and beverages cold while being transported in a car or other vehicle. A plastic container with a capacity of about 4 litres, a lid, and an electrical cord that can be plugged into a 12V power outlet on a car are typically included. The automobile cooler is insulated to maintain a constant, low temperature for its contents. It might make use of a thermoelectric cooling system, which moves heat from the cooler's interior to the environment outside by means of an electric current. As a result, the cooler can maintain a temperature, which is perfect for keeping perishable foods like sandwiches, fruits, and vegetables cool and fresh. Overall, a handy and simple option for keeping food and beverages cool and fresh while on the go is a 4L car cooler. Its small size makes it simple to transport in the trunk or back seat of a car and its low power usage makes it an environmentally friendly choice for extended road trips, camping excursions, or picnics.