A power cord is a cable that is used to supply electrical power to an electrical device or appliance. It consists of a flexible conductor that is encased in insulation and is usually terminated at both ends with a plug and a receptacle. The plug is inserted into a wall outlet or other power source, and the receptacle is connected to the device or appliance.

Power cords are commonly used to connect a wide range of devices and appliances to electrical power, including computers, televisions, printers, and household appliances like refrigerators and washing machines. They are typically rated for a specific voltage and amperage, and they may be designed for use in specific countries or regions, where the electrical standards and outlets are different.

In general, power cords are an essential part of any electrical device or appliance, as they provide the means to connect the device to a power source and enable it to operate.