Power cables supply electrical energy from a power source to electronic devices and appliances. They come in various types, such as standard AC power cables for home electronics, DC power cables for specific devices, and specialized cables for high-voltage equipment. Power cables feature conductors, insulation, and protective sheathing to ensure safe and efficient energy transfer. Different plugs and connectors, like USB, C13/C14, and NEMA, cater to various regions and applications. Power cables come in different lengths and thicknesses to suit different needs, from charging smartphones to powering industrial machinery.