IMAGE: TESLA MOTORS[/caption]The sporty electric car produced by Elon Musk's company will soon receive an upgrade to the car's battery that will almost double its range, Musk said on Twitter. The Roadster can currently go about 244 miles on a single change. The new update will bump that number up to 400.
Read more at:
http://mashable.com/2014/12/26/tesla-roadster-upgrade-400-miles/