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This 18cm braided conversion cable adopts DC 7.9x5.4mm input port, converting DC power source into standard USB-C PD output. It intelligently recognizes and switches 5V, 9V, 20V voltage levels, supporting up to 7A current and 140W high power delivery to power laptops, smartphones and tablets steadily. The high-strength braided jacket effectively resists daily bending, pulling and wear for longer service life. Integrated intelligent safety chip ensures stable power transmission with full protection against overheating, overload and short circuit. Compact size makes it perfect for home, office and travel emergency power conversion use.