... , Copper, tin, aluminium, and jewel. VR1000B-II LONG RANGE KING Introduction:VR1000B-II is the newest upgraded version based on VR ... Silver, Copper, P.G, Tin, Aluminum and Jewel. The VR1000B-II is an advanced Metal Detector System utilizing advanced FORWARD GAUSS ... 9) Operating Humidity: 0~95% (non-condensing) (10) Ultrasonic Frequency: 400-3000Mhz+/-150Khz (11) Weight: 14LBS Package:(1) Size/Unit: 45 ...