 Well, it works on existing super-fast chargers, but unfortunately there aren't many of them in the UK at the moment, although it is something that I think we're going to see more and more of. They're not going to make cars themselves. They've got a gorgeous concept sports car that this was tested out in, but they're not going into the car-making business. They say they're hoping to partner with other car firms, and in theory it could start being put into cars in the next year or two. The BBC Technology editor Zoe Kleinman.