Item Type: Underground Metal Detector Material: Aluminum Gross Weight: 1443g/50.9oz Voltage: 100-240V Product Size: Host: 31x16.5cm/12.2x6.5in Accessories Size: 11.5x7.5x3.5cm/4.5x3.0x1.4in Range: 1000 meters Depth: 15 meters Host Battery: NiMH rechargeable battery, AAA, 1600MAH, shipped with built in battery Transmitter Accessories Battery: NiMH rechargeable battery, AAA, 1200MAH, shipped with built in battery Transmission Frequency: 5.6-6KHz Signal Frequency: 360- 440Hz Detection Type: Gold, Silver, Copper, Jewel Charging Time: 10 to 12 hours Usage: Metal finding Working status: 1. When fully charged, turn on the host detector, turn on the sensor switch, press the button corresponding to the item that the sensor needs to detect, and adjust the host detector to adjust the depth and range search function to detect 2. In the case of steady hand holding and no other interference, it will sway left and right when it detects the designated detection object, and the amplitude of the swinging action will increase when the detected object is larger.1Excellent Sensitivity: The underground treasure scanner has excellent sensitivity and stability that is really practical for your work or treasure hunting. 2Strongest Core: The underground metal finder's core is the strongest, intelligent modular operation function is powerful, convenient, speed efficiency, advanced and efficient. 3Long Range Search System: This type of equipment has a premium long range search system and a precise positioning detection system, which breaks through the traditional detection method. 4Microcomputer Control Chip: This type of detector is calibrated by microcomputer control chip unit. The instrument and self checking system can be scanned and detected quickly and easily, which greatly improves the work efficiency of earth treasure enthusiasts and reduces the labor strength of testing. 5Economical: The underground metal detector is the most advanced and practical detection method and economical metal detection instrument. 1 x&nbspUnderground Metal Detector&nbsp&nbsp 1 x Transmitter Accessory 1 x Plug Power Supply 1 x English Manual 1 x Antenna