"You'd need something powerful, but if you could get a battery running it would probably be a smoother operator." A small fusion reactor would be perfect, but he doubted he could get that going in a hurry here. Maybe one of those Stark arc reactors? He'd never worked with one personally, but... "You might even be able to get it to charge the battery itself if you could make sure the generator didn't get in the way of the functionality of the cables." He knows all about surprise disasters, after all.