Product details:

Heavy Duty Extension Cord. STW, 100% Copper and 6AWG/3C + 8AWG/1C. This listing is to introduce you a professional 50 Amp 125/250-Volt RV extension cord. It is flexible and durable, can be used indoor or outdoor. Better 6 AWG plus 8 AWG(wire gauge), enough 50 ft. L and equipped with N14-50P plug. UL test passed, good quality product.