30Amp to 20Amp Dryer Adapter: this Dryer to household power cord features a compatible with NEMA 14-30 plug and 2 compatible with NEMA 5-15/20R outlets for powering multiple devices with a standard household plug from a standard dryer 4prong 30amp outlet; Give 125V to both sides of 5-20R/15R connectors for running potentially heavy duty equipment, such as portable heaters 4 Prong 30 Amp Dryer Plug: compatible with NEMA 14-30P for home dryer wall socket; 4 prong straight blade male plug; The 30 amp, 125/250 Volt, straight blade connection can typically be found in electric dryer, household EV charging stations and RV parks 2X 5-15/20R Female Household Outlet: compatible with NEMA 5-15/5-20R, 15/20 Amp, 125 Volt, output to 2 household T-blade female connector of 3 pole 15/20 amp 125 volt 20Amp Circuit Breaker at 2 Sides: dryer 30A compatible with NEMA 14-30P to 5-20R and 5-15R molded with two of 20 Amp circuit breaker at two side; Support max 20 Amp loading for each side, Ra