cncest gold silver metal detector, handheld aks intelligent 3d metal detector, 6 antennas high precision metal detector gems diamond finder with tool box (gold) cncest <b>specifications:</b><br> item name: aks metal detector<br> detection type: gold, silver, copper, and precious stones<br> search system: microcomputer cpu control and reflection conductivity<br> search range: 800m<br> detecting depth: 100m<br> electricity: 12v, 1600mah<br> working frequency: 5.6-6khz<br> signal frequency: 360-440hz<br> charging time: 10-12 hours<br><br> <b>features:</b><br> ❖ used to detect gold, silver, copper, and precious stones.<br> ❖ 6 antennas help you accurately determine the buried position of an object and position it.<br> ❖ it is also possible to identify the specific type of metal by means of a frequency regulator.<br> ❖ the use of micro-electric processor control chip unit calibration and instrument self-test system can easily scan and detect quickly.<br> ❖ easy to store and carry with a plastic carry case.<br><br> <b>package included:</b><br> 1 x receiver<br> 1 x transmitter<br> 6 x antennas<br> 1 x power adapter<br> 1 x plastic carry case<br>