This NEMA TT-30 adapter comes installed with a chip that pre-sets your charging limit to 24 Amps. It can be used with your Generation II Tesla mobile Connector to charge your car at a campsite/RV outlet. NEMA TT-30P Plug with Easy Unplug Handle Feature Tesla EV Charging Generation 2 Connector Super Heavy-Duty Nickel-Plated to Prevent Copper Rusting