Another quick question. For 6kw models, on the dash it shows three recharge times: 240v 6kw, 240v 3kw, and 120v. This seems to be showing in a number of models, that the 6kw and 3kw times are the same. Say, 1:30 for 6kw and 3kw and 2:00 for 120v. Is this correct? Wouldn't it be something like...