Closed magnetic field does not affect the signal. Five magnets are scientifically arranged to form a closed magnetic fiels, an unobstructed cell phone signal. Press the sping clip and clip it to the air vent to use.
Strong magnetic, stable adsorption.
Independent internal magnetic field, signal no effect.
Easy to use, safe to drive.
Small size, no block view.
Stable and firm.
Wide compatibility.
Silicone clip.
Fix position: air vent
Accessories: two round iron plates + two round stickers