Well, OK, this is actually the Chevy Jolt, as will be seen in the upcoming Transformers 2 movie and toy line. While the packaging says Jolt, note the sticker on the car/robot legs that say Volt.

Although it’s endless and eardrum-buckling, the Hasbro-sanctioned toy-tie-in Transformers 2: Revenge of the Fallen ... Much of the movie is computer-generated hash, weightless even with nonstop ...