Easy installation, just squeeze the legs of the spring steel bracket, and insert into vent. Use the 3M VHB (trademark symbol) tape if desired. Comes with rubber plug with rare earth magnet. Simply insert plug into back of GoKASE and keep it all the time on the case. Easy access to tunes or GPS on the phone. Can plug phone charger in while phone is mounted. Easy on & off. Mount portrait or landscape. GoKASE not included.