Accurate, up-to-the-minute information will be critical for electric car drivers.
That worry -- dubbed range anxiety -- is what electric car makers, and drivers have to overcome.
Nissan thinks most drivers will make the adjustment easily. In its electric Leaf compact car, going on sale later this year, Nissan provides drivers with in-car computer-based tools to help them make the most of a full charge or at least provide early warning that they'll to need plug in.
With all this information providing a clearer view, Nissan hopes, anxiety won't be part of driving electric.
NEXT: Driving tips on the fly