... , Jewel detector; 3. Forward Gauss Tech. VR1000B-II LONG RANGE KING Ground Metal Detector Detailed Product Description Newest upgraded ground metal ... , Silver, Copper, tin, aluminums, and jewel.VR1000B-II LONG RANGE KING Introduction: VR1000B-II is the newest upgraded version based on ... VR Long Range King. We add one function of adjusting sensitivity to it. Makes ...