Car Magnetic Phone Holder When used, suitable for smooth surfaces, such as the front windshield or the central screen of the car, not the dashboard. When used on the rough surface, it is recommended to paste the free transparent adhesive paste in the package first to enhance the adsorption force. For smooth surfaces in the kitchen, bathroom, living room, or gym. The Upgraded electric suction cup phone mount can safely connect to any smooth surface in seconds without needing a charge. The magnetic phone stand is equipped with a powerful circular N52 magnet, allowing the stand to be firmly fixed in emergency brakes, speed bumps, mountain roads and other complex sections without falling. This 360 rotatable Car Magnetic Phone Holder uses a 360 degree adjustable magnetic field installation,it also comes with a rotating lock that securely attaches the stand to a car screen or other smooth surface, providing different views needed and used for everyday driving navigation. Read Less