Camco’s 30-Amp Power Grip 4-prong generator adapter is used for connecting a generator, with an L14-30 locking receptacle, to a recreational vehicle with a standard 30-Amp RV cord set (TT-30). It is simple to use and the comfort grip handle with non-slip grooves makes it easy to unplug. It measures 5.3 in. x 3.8 in. x 2.3 in.