Hi Sue,
I know that you already located this item, but, below, I'm sharing the link for the Car Adapter for TR-001 and HG-1210W Charger - in the event that someone else has the same question.
http://www.smoktek.com/Car-Adapter-for-TR-001-and-HG-1210W-Charger_p_395.html
Best regards,
Brad