Tesla announces an upgraded 19-hour, $3K Model S battery pack

Electric car company Tesla Motors today announced a new upgraded battery pack for the Model S sedan. Customers will be able to buy a 90-kilowatt-hour 19-hour battery pack for $3,000, Tesla Motors cofounder, chief executive, and product architect (and PayPal cofounder) Elon Musk said during a company conference call today. The Model S P85D is […]...