You plug into two different 110v outlets on different breakers & magic you get 220v really lol.
110/125V to 220/250V Power Adapter, Electric Converter, 10-30R Dryer Female Receptacle To 5-15P 3-Prong Male Plug. NEMA FX1455 https://www.amazon.com/dp/B084Q63WNV/ref=cm_sw_r_u_apa_fabc_Oum2FbBMB9226?_encoding=UTF8&psc=1
110/125V to 220/250V Power Adapter, Electric Converter, 10-30R Dryer Female Receptacle To 5-15P 3-Prong Male Plug. NEMA FX1455 https://www.amazon.com/dp/B084Q63WNV/ref=cm_sw_r_u_apa_fabc_Oum2FbBMB9226?_encoding=UTF8&psc=1