Peter Curran drives a battery car 4,500 miles round Europe on a pioneering journey. He talks to manufacturers about their progress with the production of electric cars. En route he struggles to find enough power points to charge his battery. Scandinavia, Germany, Austria, France, Spain and Europe - on his last leg he manages to arrive back in the UK to join the Brighton to London Eco-rally. Produced by Dilly Barlow and Kevin Dawson A Whistledown production for BBC Radio 4.