The Scosche UHCUPM-SP1 Universal Cup Holder Mount is the perfect solution for conveniently mounting your Smartphone devices to your vehicles cup holder. The mounts adjustable base will fit into just about any vehicle cup holder. Rotate the bottom portion of the mount holder base to reduce the base in size and place the base of the mount inside your vehicles dashboard or center console's cup holder, then rotate the top portion to expand and secure it in place. Securing your device is easy: just place it between the adjustable arms and lock securely in place. The arms accommodate any device, up to 3.5 in. wide. The 360-degree, rotating adjustable head rotates the car phone mount holder with an iPhone, Android or any other mobile device seamlessly between portrait and landscape orientation in a snap.