The 5-20 Tesla Nema Adapter will provide 3-4 mph of range input per hour. for the Model S,3,X(3),Y This product is compatible with the GEN 2 Only. VERIFY YOUR OUTLET BEFORE PURCHASE. No Returns. Use a variety of household outlets to charge your Tesla with a Gen 2 NEMA adapter. Simply attach the appropriate adapter to your Gen 2 Mobile Connector, plug into the corresponding outlet and begin charging.