Compatible with cell phones with screen sizes up to 7" without a case Including most Samsung Galaxy, Apple® iPhone®, HTC and Nokia models, for wide-ranging use. 3 metal discs Include a small disc with 3M tape to accommodate small phones with thin cases, a large disc with 3M tape to accommodate large phones with thin or thick cases and a large disc to accommodate phones with removable back covers. Works with most air vent configurations Including most horizontal, vertical and round air vents, so you can enjoy hands-free viewing or safe 1-hand operation of your phone while you drive. Powerful magnet Holds the phone securely in place when 1 of the included metal discs is attached to your device. Nonslip, flip-out feet Located on the bottom of the holder prevent your device from sliding down the mount, even when driving on rough roads. Extendable support feet provide additional stability for heavy devices or devices with thick cases. Adjustable tilt Makes it easy to achieve a comfortable viewing angle. The mount can hold smartphones in portrait or landscape orientation, with or without the feet extended, to suit your preferences. Integrated cord management Via a small notch keeps a charging cable (not included) neatly in place, creating a tidy, streamlined appearance.