深い地球の調査5-50mの深さのための屋外の長期金のダイヤモンドの探知器

Introduction: Main Targets of VR3000 long range metal detector: Diamond, Gold, Silver, Aluminum, Lead, Tin. Six metals or minerals in total. VR system was originally developed for professional archeologists and treasure hunters and has been used both on land and under water. With the development of faster and more complex processing units and a reduction in the cost of materials. The system includes an installed, rechargeable gel cell battery with charger, transmitting