Feature:      1. Detection system with remote search system and precise positioning. Used to detect gold, silver, copper, and precious stones.  2. 6 antennas help you accurately determine the buried position of an object and position it.  3. It is also possible to identify the specific type of metal by means of a frequency regulator.  4. The use of micro& 8209;electric processor control chip unit calibration and instrument self& 8209;test system can easily scan and detect quickly, improving the efficiency of thehunters and reduce the labor strength of detection.  5. Come with a plastic carry case, easy to store and carry, very convenient.       Specification:                Condition: 100%  Item Type: Metal Detector  Material: Aluminium Alloy+ABS  Color: As shown in the picture  Search System: Microcomputer CPU control and reflection conductivity  Search Range: 1000m/3280.8ft  Detecting Depth: 20m/65.6ft  Transmitting Frequency: 5.6-6KHz  Signal Frequency: 360-440Hz  Working Power Supply: 12V 1000-1600mAh  Charging Method: The instrument has been installed with a rechargeable battery, directly connected to the charger for charging, the charging time is 10-12 hours.  Detection Type: Gold, Silver, Copper, and Precious Stones  Plastic Case Size: Approx. 323x280x118mm / 12.7x11.0x4.6in     Boot test:  Turn on the switch of the host and the search instrument, the working indicator on the search instrument will flash; when the copper gear is selected on the host, the corresponding gold indicator on the search instrument will light up, and when the other silver, diamond, and gems gears on the host are selected in turn , The corresponding indicator light on the search instrument will light up.  If the gear is selected on the main unit and the corresponding indicator on the searcher is not lit, the main unit and searcher may have insufficient power and need to be charged.  If the above conditions are normal, the instrument is normal and can be used with confidence.                Package List:    1 x Transmitter    1 x Receiver    6 x Antennas    1 x Power Adapter    1 x Plastic Carry Case    1 x User Manual