Widely Compatible With 4-7 Inch Devicesgravity Coupling Design, Easy To Take With One Hand, Safe Driving360-Degree Rotation, Adjust The Angle With One Handeasily Mount And Remove Your Phone With One Simple Hand Motionmulti-Position, Suitable For Car And Home, Such As Windshield, Center Console, Desktopgravity Car Holder, Easily Operating, Put The Phone On To Holder And Lock It, Finish All By One Hand