This adapter fits dryer outlets installed after 1997. Made with 10 gauge cable rated for 30 amps. Great for any application where you need to plug in to a NEMA 14-30 outlet – RVs, EVs, etc. (just make sure you won’t need to draw more than 30 amps). Features molded plug that fits NEMA 14-30 outlets. The other end has a molded NEMA 14-50 receptacle with folding handle. The handle makes it safe and easy to plug in and unplug. Length is about 18 inches. The NEMA 14-30 is commonly used for electric clothes dryers, while the NEMA 14-50 is commonly used for electric ranges and is also commonly found at RV parks.