Feature: 1. High Accuracy: This metal detector recognizes specific types of metal with a frequency regulator. The metal detector has a remote search system and a precise position detection system. 2. Excellent Aluminum Alloy Material: This underground metal scanner is made of excellent quality aluminum alloy material, which is durable, safe, easy to use and has a long service life. 3. Built In 1000mAh Large Capacity Battery: This professional metal scanner has a built in 1000mAh large capacity rechargeable battery for long lasting battery life. 4. Good Performance: This metal scanner has good performance, transmitting frequency is 5.6‑6KHz, signal frequency is 360‑440MHz, you can use the metal detector to explore more places to find treasures, search for gold, silver, copper and stones, improve the efficiency of treasure hunters. 5. Microelectronic Processor: This gold detector adopts microelectronic processor, which can scan and test easily and quickly, convenient and quick, improve the efficiency of treasure hunters and reduce the labor strength of testing. Specification: Item Type: Metal Detector Material: Aluminium Alloy Maximum Detection Depth: Approx. 25m/82ft This instrument can detect at least 6 meters for a 5cmx5cm object. For a 30cmx30cm object, it can detect up to 5-8 meters, and if the size of the object is buried for a long time, it can reach 25 meters. If the area of the object is larger, the depth of detection will deepen. Specific Function: It can accurately determine the buried position of the object and can locate it. It can also rely on the frequency regulator to recognize the specific type of metal. Search System: Microcomputer Processor Control and Reflective Conductivity Search Range: Approx. 1500m/4921.3ft Detection Depth: Approx. 25m/82ft Transmit Frequency: 5.6-6KHz Signal Frequency: 360-440MHz Detection Type: Gold, Silver, Copper, Stone, etc.. Package List: 1 x Metal Detector 1 x Power Adapter 1 x Manual