30AM/15AF Power Grip Marine 12" Dogbone - M-Locking/90F AdapterThe Camco 30 amp male locking end to 15 amp female standard end adaptor is a 12-inch adapter cord with a threaded locking ring that creates a weatherproof connection on the 30 amp male side. The durable STW cord is used to convert a 30-amp marine type connection to a 15-amp standard receptacle. Use this adaptor to plug in common tools, radio, lights, blender, etc. to a marine type power pedestal. Rated for 125 volt.Features:. 30 amp locking NEMA L5-30P male end with 15 amp NEMA 5-15R female end. 12-inch adapter. Threaded locking ring creates a weatherproof connection. Durable, long-lasting 10/3 STW cord. 90 degree turn from male to female end