Feature:      1. The strongest product kernel, intelligent modular operation.  2. Powerful convenient speed efficiency. Easy and fast to advanced and efficient.  3. Taking the detector, you can go to a more open place agent treasure activities, searching for gold, silver,copper, precious stones.  4. This type of equipment archaeological and scientific field of perfect combination, has the high quality remote search system and precise positioning of the detection system.  5. Can be identified the type of metal, allowing you easily find useful metal items to you.       Specification:                Condition: 100%  Item Type: Underground Metal Detector  Material: ABS  Color: As shown in the picture  Voltage: 110V-240V  Weight: Approx.2800g/98.8oz  Search Range: 1000 meters  Detection Depth: 20m/65.6ft  Energy: 12.6V 1600mAh  Launching Frequency: 5.6-6KHz  Signal Frequency: 360-440Hz  Built-in Lithium Battery: 18650 1600mAh  Detection Type: Gold, silver, copper, gems  Charging Method: This instrument has installed rechargeable batteries. Access charger for charging for 10~12 hours.                Package List:               1 x Metal Detector                    1 x Transmitter                    1 x Charger                    1 x Antenna                    1 x Instruction Manual