Cord 50′ 10/3 Pro Tblade 20a Ultra heavy duty contractor cord with T-blade and lighted locking connector. Oil resistant, water resistant, flame retardant. Stays flexible down to -58 degrees Fahrenheit, stands up to 221 degrees Fahrenheit. 20 amp/125 volt/2500 watt. UL, cULus Listed and CSA Certified. Meets OSHA requirements for outdoor use. Nema 5-20 plug. Boxed.