The Premium Heavy-Duty Charging Cable. PowerLine+ may be the last cable you'll ever need. Proven to last at least 5 times as long as other cables. Exceptional tensile strength is provided by a fiber core, double nylon-braiding and precision laser welding. Wind up PowerLine+ and bind it using the adjustable velcro strap for easy transport and storage. PowerLine+ is designed with a thick wire gauge which reduces resistance and ensures maximum charging speed.