1.Universal for camera,gps(3"-7"),Mobile phone 2.suction cup with good adsorbaility 3.with ball joint,postion can adjusted 1.Universal for camera,gps(3"-7"),Mobile phone2.suction cup with good adsorbaility3.with ball joint,postion can freely adjusted4.just by one,you can use for many device,gps,camera,mobile phone,3g Phone,PDA and so on.