this adapter is a necessity
FAQ about grounding of 10-30 outlets:
Fits most new style dryer or oven or campground outlets
Our NEMA 6-30 adapter lets you charge your Tesla vehicle with Gen 1 UMC at 30 amp NEMA 6-30 outlets (not to be confused with NEMA 6-15 which is similar in size to standard household outlets
So no additional grounding is necessary as that has been taken care of in the design of the adapter
Nylon carrying bag with zipper closure, perfect for charger, cables, and adapters (round) this adapter is a necessityThis durable padded nylon bag is perfect for carrying your EV charger, extension cord, and adapters in your car! Made with nylon fabric and featuring a stiff backing for further protection, it's built to last. There is a zipper along the edge, and carrying handles. The bag is round, 16 inches diameter and 5 inches deep, with plenty of room for your portable charger cord and several adapters. This product comes with a 3 year warranty.