Straight Blade Plugs: Plug Type - Straight Blade; Rating - Amps - 20A; Rating - Volts - 250V; Number of Poles - 2P; Number of Wires - 3W; Ground - Grounding; NEMA - 6-20P; Cord Diameter - 0.230 - 0.720; Material - Nylon; Color - Black & White; Grade - Extra Hard Use