[Upgraded Hidden Hook Clip Lock] ACEFAST magnetic phone holder for car vent features with hook-shaped lock design and forms 3 grasp points to grip the air vent blades tightly and ensure it never falls off even on pretty bumpy roads [Built-in 6 Strong N52 Magnets] The magnetic car phone holder has 6 built-in N52 powerful magnets, which makes sure the car phone mount to hold big cell phone or mini tablet firmly and keep it steady under any tough driving condition [360° Rotation] Car air vent magnetic phone mount is equipped with the 360-degree rotated ball joint that means you can adjust your phone at any angle. The magnets phone mount for car vent is simple one-hand operation, totally freeing your hands and keeping the comfortable safe driving [Universal Compatibility] Magnetic phone holder for car vent is suitable for almost all mobile phones or tablets, which is widely compatible with iPhone, Samsung,Google, TCL, Moto, BLU, LG or OnePlus