It can last a couple hours or just a few minutes. Click on a picture for the larger version. This is after the bitter cold winter and temperatures are more user-friendly. Make time to see the sculptures in ice being carved during the day and spend a little time talking with these wonderfully gifted artisans. I used as much film at the Ice Park as on the auroras.
Rental cars have electrical plugs sticking out the front of the car's grill.
If temps dip 9degrees below zero, you should be plugged in if the car motor is off for more than 4 hours. The best best best place to see the Northern Lights is from Chena Hot Springs, about an hours drive east of Fairbanks.