?EASY TO INSTALL?The air vent clip for car adopts a rotating and telescopic disign,it is easy to install and remove. ?STRONGER AND DURABLE?The hook of the air vent clip is made of metal,it will be much stronger,much more durable than plastic hooks. The clip back and bottom of both feet are equipped with soft silicone pad,it will not damage the blades. ?STABLY?It hooks the blade of grille of air vent,two grooves and two feet can be supported a fixed position around the vent,which is formed a stable 5-points support. ?FREE ADJUSTMENT AND ROTATION?Turn knob,the metal hook of the clamp can be freely telescoped,the clamp fastening and loose movement,adapt to a variety of outlet types.The adjustable foot support angle reaches 270 degrees, car phone holder and wireless car charger mount even GPS can be freely installed, which is more stable and suitable for various road conditions. ?COMPATIBILITY?The Joint ball head diameter 0.67 inch (17 mm) and compatible with various car phone holders/wireless car charger mounts for car.The clip can be stably installed with the horizontal/vertical/Circular/linclined blades of grille.