Conntek 1-Feet Generator Adapter 15-Amp U.S Plug to 20-Amp Twist Female Connector L5-20R
Product Description Generator Power Cord Adapter, 15A 125V Plug to 20A 125V Female, Max Power: 1875W, Stays flexible in cold weather, Heat Resistant up to 221F,    Rating 15A to 20A 125V   Cable STW 10/3   Cord Length 1ft   Configuration NEMA 5-15P to NEMA L5-20R   Approval Connector, and STW: UL, C-UL   Warranty Limited five year warranty