NEMA 6-20R TO NEMA 14-50P Adapter -- 20" long cord -- 220V-240V Designed for ev charging , Allows your 6-20 plugged 16 amp charger to use a 14-50 50 amp outlet. Heavy duty and durable. 12 gauge cable (12 AWG) , Cable TUV listed You can run a NEMA 14-50 recepticle (220V-240V) 50 amp circuit for you 16 amp charger, upgrade your charger later ( to 32amp or 40 amps ) without having to upgrade your electrical curcuit