If you want to charge your smart devices while you are traveling with your car, you can use Ionic USB Auto car from Crazy on Digital. It’s designed specifically for your new iPhone 5 6th generation. This USB charger is compatible with the following versions of the Apple new iPhone 5 6th generation: AT&T, US Cellular, T-Mobile, Sprint, and Verizon.
The Ionic USB Auto car also packed together with a premium USB wall charger for use at home or in your office. It comes with an intelligent I/C chips to prevent overcharging and over heating. Actually Ionic USB Auto Car is three in one package, beside the USB Auto Car Charge and USB Home Wall Charger, it also has an iPhone 5 screen protector.
If you need one for your car, you can buy it at Amazon.com for only $14.85.