1、SENSITIVITY: The underground treasure locator has excellent sensitivity and stability. It can accurately detect the target objects and provide precise results. 2、POWERFUL INTELLIGENT MODULAR OPERATING FUNCTIONS: With the strongest core and intelligent modular design, it has powerful functions. It provides convenient and efficient operation, and can quickly and accurately complete the detection task. 3、SYSTEM: It has excellent remote search system and precise positioning detection system. It can break through the traditional detection methods and provide more accurate and faster results. 4、MICRO COMPUTER CONTROLLED CHIP UNIT CALIBRATION: With microcomputer controlled chip unit calibration, the instrument self test system is convenient and quick. It can quickly scan and detect, greatly improve work efficiency and reduce detection labor strength. 5、WIDELY USE: The detection range is 1000 meters and the maximum detection depth is 15 meters. It is capable of detecting many types of target objects such as gold, silver, copper, precious stones and so on. Item Type: Underground Treasure Locator Material: Aluminum, ABS Weight: Approx. 1480g / 52.2oz Main Unit Size: Approx. 29x10.5x7cm / 11.4x4.1x2.8in Display Size: Approx. 12.6x8cm / 5.0x3.1in Range: 1000m / 3280.8ft Depth: 15m / 49.2ft Main Unit Battery (Built In): Nimh Rechargeable Battery, AAA, 1000mah Signal Frequency: 400-470MHz Detection Type: Gold, Silver, Copper, Precious stones Charging Time: 8-10 Hours Usage: Metal Finding Working Condition: 1. Fully Charged, The Antenna Is Installed, Open The Host, Adjust The Depth And Range Search Function Can Be Detected; 2. In The Handheld Stable Without Other Interference, The Detection Of The Designated Detection Of The Items Will Be Swaying Left And Right, The Detection Of Larger Items When The Amplitude Of The Swinging Action Will Increase; 1 x Underground Treasure Locator 1 x Power Adapter 1 x Antenna 1 x Instruction Manual