I bought the DC power cable for my TM700 so I don't have to worry about batteries if I have an outlet, but I was wondering if there is an adapter that is safe to use from my car to power my camera? Would I have to worry about it draining my battery and my car not being able to start?

Ummmm YES!

Answers.com - What does 53Whr mean in terms of battery life for a new laptop (http://wiki.answers.com/Q/What_does_53Whr_mean_in_terms_of_battery_life_for_a_new_laptop)

I bought the DC power cable for my TM700 so I don't have to worry about batteries if I have an outlet, but I was wondering if there is an adapter that is safe to use from my car to power my camera? Would I have to worry about it draining my battery and my car not being able to start?

$15.99 at Amazon:

Amazon.com: Kinamax Replacement Charger and Car Adapter for Panasonic HDC-HS250, HDC-HS300, HDC-HS700, HDC-TM700, HDC-SD10, HDC-TM10, HDC-TM15, HDC-TM300, SDR-H80 Batteries: Camera & Photo

Good luck

"out of stock" (doh!) but thanks for the link. i just hope it doesn't drain my car battery to the point it won't start :(