<p>10-30P to 14-30R dryer plug adapter</p> <p>Rating 30Amp 250Volts, 1.5 ft </p> <p>3 to 4 prong, 10AWG*3C STW</p> <p>Both Indoor and outdoor use </p> <p>UL/CUL Listed for America market</p> <p><br></p> <p></p> <p>The old dry outlet has no grounding hole, and the new dryer has an extra G pole. So the adapter cord’s female with an additional green grounding wire and terminal.</p> <p>Make sure you plug the ground into a separate receptacle. The receptacle could be any 15a or 20a regular home wall outlet or the ground slot of extension cord closer to your dryer. </p> <p>Note that the dryer will not be grounded if the green grounding terminal is not connected to the socket. </p> <p>We guarantee good quality and Promise a 12-month warranty. If you have any questions, please contact us and we will reply within 24 hours.</p>