The second-generation Chevrolet Volt can handle level 2 charging speeds with the factory electric-car charger, but needs a quick adapter to work.

A single 48-volt electric motor sends all of 12 horsepower (9 kW) and 33 pound-feet (45 Newton-meters) of torque to the rear wheels, enabling a top speed of 28 miles per hour (45 kilometers per hour).

“We offer a variety of 220 and 240 voltage converter packages for different applications that can deliver up to 20 amperes or a total of 4800 watts from your existing 110-120 volt standard outlets.

Instead, it has a domestic 220-volt inlet and an integrated charger, so a simple extension cord is enough to replenish the pack. ... With a 6.9-kilowatt-hour battery, the Tris has 56 miles ...