The charger's sturdy base attaches securely to your dash and is rotatable so you can view your phone's touch screen in either a horizontal or vertical orientation. Plus, it's easy to access your phone while driving. Tap your phone on the NFC logo on the car holder to launch Car App or another application of your choice. Car App shows the time, weather, battery status, and shortcuts to three of your favorite apps. For use with Nokia Lumina 925, 720, 920 and 820 phones.