All-purpose cord that stays light and flexible, even under the most extreme conditions. Will not crack, peel, flake or bake out even in the most bitter arctic extreme conditions. Rugged T-Prene insulation shrugs off oil, grease, acids, solvents and offers outstanding resistance to abrasion, ozone and other on the job hazards. Weighs one-third less than ordinary cord. All sizes feature a power indicator light at the female cord’s ends which glow when the cord is connected to a power source for added safety and convenience.