Electric Wire & CableChina Custom 15AMP Male to 30AMP Female with Twist Lock Power Extension Cord with LED Indicator 5-15p Male End L5-30r Female End Stw 3X10AWG Power Cable, Find details about China Power Cord, Extension Cable from Custom 15AMP Male to 30AMP Female with Twist Lock Power Extension Cord with LED Indicator 5-15p Male End L5-30r Female End Stw 3X10AWG Power Cable