nema 5-20p power extension cord, [ul cul listed] heavy duty 12awg nema 5-20p to 5-20r extension power cable,20amp t blade male to female cable,1ft acbroad <p><b>:item details </b><br> . nema 5-20p 20amp male plug to nema 5-15/20r comb ac power cord<br> . rated @20a 125v <br> . heavey duty ac cord sjt 12awg 3x3.31 square mm. <br> . ul cul certificated<br> . material: pvc+ pure copper wire<br> . length=1ft <br></p>