●AOWEITOUR NEMA L5-30P Locking Male Plug to TT-30R Female, Generator Adapter Cable, Outdoor Power Supply 30 Amp, 125/250V, 3750W, 12 Inch ●The adapter is made of 100% copper wire and coated with flame-retardant and UV-resistant PVC sleeve to prevent outdoor factors, wear and tear. ●The NEMA L5-30P male connector has a locking device, which can be firmly locked to the generator end to avoid disconnection due to the loose connection of the wires.The NEMA TT-30R female end is designed with a portable handle to ensure safe and easy insertion and removal of the connector. ●The generator camping power cord adapter can be used indoors/outdoors in any weather. Such as RV travel, rainy weather, flat ground, power outage, construction site, etc., the generator can supply power for you at any time. ●AoweiTour model table includes all models of RV Generator Adapter series, please place an order according to your needs, Thank you