... width 5.mainly be used in iphone Holder(mount) for mobile phone,PDA, mp3,mp4,GPSProduct Parameter ... With strong adsorption of the suction cup, the mount can be firmly fixed at any smooth surface, ... And the head with pilot screw holes is to mount your GPS/PDA/Camera.Basic Function: Localization foundation ... holder is easy to remove. Just unlock and pull the tab. For more info, please kindly tell us ...