UL 62 standard 10AWG/4C, Test electrical function by UL & cUL standard.
Heavy-duty round power adapter plug for generator
100% cooper conductor inside.
Power Adapter Cord L14-30P to L14-20R 125V/250V
Generator 30 AMP 4-prong twist lock male plug
Generator 20 AMP 4-prong twist lock female connector
Length : 12 inch.